Ives 5BB1 Ball Bearing Full Mo...
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Ives 5BB1 Ball Bearing Full Mortise Hinge with 5 Knuckles and Square Corners

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Model: 5BB1 4.5x4.5 626
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Ives 5BB1 Ball Bearing Full Mortise Hinge with 5 Knuckles and Square Corners

Professional Grade Ball Bearing Mortise Hinge for Commercial Applications

The Ives 5BB1 Ball Bearing Full Mortise Hinge delivers reliable performance for medium weight doors up to 150 lbs with medium frequency usage up to 400 cycles per day. This Grade 2 hinge features dual ball bearing assemblies and 5 knuckle construction with square corners, engineered from brass or stainless steel substrates. Certified to exceed ANSI/BHMA A156.1 performance standards and UL Classified for windstorm rated assemblies, this hinge is recommended for use with door closers and comes complete with fasteners for both hollow metal and wood door installations.

Professional Features & Benefits

  • Medium Duty Performance: Rated for doors up to 150 lbs and medium frequency usage up to 400 cycles per day for reliable commercial operation.
  • Dual Ball Bearing Design: Two ball bearing assemblies provide smooth operation and extended service life for heavy doors and high usage applications.
  • Grade 2 Durability: Tested to 1,500,000 cycles meeting BHMA Grade 2 standards for standard weight ball bearing applications.
  • Premium Substrate Options: Available in brass substrate (all finishes except 629/630) or stainless steel substrate (finishes 629/630) for corrosion resistance and durability.
  • Complete Fastener Package: Includes 12-24 x 1/2" UFPHMS and 12 x 1-1/4" FPHWS screws for hollow metal and wood doors, plus 10-24 x 1/2" UFPHMS and 10 x 1" FPHWS for 3.5x3.5 hinge sizes.
  • Extensive Customization Options: Available with hospital tip (HT), non-removable pin (NRP), security stud (SH), rounded corners (RC-1/4, RC-5/8), security fasteners (SEC), and electrification options including TW4, TW8, TW12, and monitor capabilities.
  • Code Compliance: Exceeds ANSI/BHMA A156.1 performance standards, meets ANSI/BHMA 156.7 template dimensions, and UL Classified for windstorm rated assemblies (R37965).
  • Professional Installation Ready: Recommended for use with door closers and designed for full mortise installation in both residential and commercial applications.

Technical Specifications

  • ANSI/BHMA: ANSI/BHMA A156.1
  • Bearing Type: Ball Bearing
  • Commercial/Residential: Commercial
  • Corner Style: Square Corners
  • Department: Door Hardware
  • Duty Level: Medium Duty
  • Fasteners: Wood and Machine Screws
  • Grade: Grade 2
  • Knuckles: 5
  • Product Category: Door Hinges and Pivots
  • Product Group: Door Hinges and Pivots
  • Product Model: 5BB1
  • Product Subgroup: Full Mortise Hinges
  • Product Substrate: Brass, Stainless Steel
  • Product Type: Hinges
  • Subcategory: Hinges and Pivots

Installation & Operation

  1. Review manufacturer specifications and verify door preparation requirements including door thickness, weight capacity (up to 150 lbs), and handing as applicable to this full mortise hinge.
  2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces for proper mortise preparation.
  3. Prepare door and frame by routing mortise pockets and drilling required holes as specified in manufacturer instructions for full mortise installation.
  4. Install all mounting hardware using provided fasteners (12-24 x 1/2" UFPHMS, 12 x 1-1/4" FPHWS for standard installations) and secure the hinge leaves to door and frame per manufacturer torque specifications.
  5. Adjust hinge alignment for proper door operation, ensuring smooth swing throughout the full range of motion and proper clearance.
  6. Test hinge operation to verify proper function with door closer if applicable and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties
  • Government and Municipal Buildings

Why Choose Ives Quality?

Ives ball bearing hinges deliver professional-grade reliability with dual ball bearing assemblies tested to 1,500,000 cycles for Grade 2 performance standards. Certified to exceed ANSI/BHMA A156.1 requirements and UL Classified for windstorm rated assemblies, these hinges provide the consistent superior performance demanded in commercial applications. Engineered for demanding installations where dependable operation and long-term durability are essential.

Product Specs

Subcategory:
Hinges and Pivots
Knuckles:
5
Grade:
Grade 2
Fasteners:
Wood and Machine Screws
Corner Style:
Square Corners
Product Group:
Door Hinges and Pivots
Product Subgroup:
Full Mortise Hinges
Product Type:
Hinges
ANSI/BHMA:
ANSI/BHMA A156.1
Duty Level:
Medium Duty
Bearing Type:
Ball Bearing
Commercial/Residential:
Commercial
Product Model:
5BB1
Product Category:
Door Hinges and Pivots
Product Substrate:
Brass, Stainless Steel
Department:
Door Hardware

Ives 5BB1 4.5x4.5 626 – Frequently Asked Questions

1) Will the Ives 5BB1 ball bearing hinge hold a solid core commercial door that has a closer on it?
Rated to 150 lbs and medium frequency use up to 400 cycles a day, the 5BB1 covers a typical solid core commercial opening, and the dual ball bearing knuckles are what let it run under a door closer without wearing flat or starting to drag. Ives calls the 5BB1 out for closer applications specifically. It is a Grade 2 hinge under ANSI/BHMA A156.1, tested to 1,500,000 cycles. Standard practice on a closer door is three hinges rather than two, since the closer loads the top hinge hardest.
2) My door is heavier than 150 lbs and it is a main entrance that gets constant traffic. Is the Ives 5BB1 enough hinge?
No. The 5BB1 is a medium duty hinge and 150 lbs at up to 400 cycles per day is its ceiling, not a soft recommendation. Past either of those numbers you want a heavy weight ball bearing hinge instead. The Don-Jo HWBB75045 is a heavy duty full mortise ball bearing hinge in 5 x 4-1/2, and the Hager BB1168 is a heavy duty full mortise ball bearing hinge furnished with a non-removable pin. Both are the same full mortise mounting, so the door and frame prep does not change, only the weight class.
3) Will an Ives 5BB1 drop into the hinge prep that is already routed in my door and frame?
The 5BB1 is built to ANSI/BHMA 156.7 template dimensions, so in a matching size it lands on the same leaf outline and screw pattern as any other templated full mortise butt hinge. Sizes run 3.5 x 3.5, 4 x 4, 4.5 x 4, 4.5 x 4.5, 5 x 4.5 and 5 x 5 inches, so measure the hinge that is in the door now and order that size. Two things to check before you order: the standard 5BB1 has square corners, so it will not fill a radius corner mortise, and it is a full mortise hinge, meaning both leaves mortise in, one to the door edge and one to the frame rabbet.
4) The door swings out, so the hinge barrels are on the outside. How do I keep someone from pulling the pins on an Ives 5BB1?
Order it with the non-removable pin option, NRP. That is the standard answer on an outswing exterior or a secured room where the knuckles are exposed, and it stops the pin being driven out with the door closed. Ives also lists a security stud option, SH, which puts an interlocking stud in one leaf that engages a hole in the other, so the door stays captured in the frame even if the pin does come out. Security fasteners, SEC, are available too if you also want the screw heads protected. NRP and SH are commonly specified together on exterior openings.
5) I need to run power through the hinge for an electric strike or an electrified lock. Does the Ives 5BB1 come electrified?
Yes, the 5BB1 is offered as an electric through-wire hinge in TW4, TW8 and TW12, giving you 4, 8 or 12 conductors depending on how much the lock and any monitoring need, and monitor capability is available as well. Pick the wire count from the device load, not the other way round, because you cannot add conductors later without swapping the hinge. If you want a purpose-built power transfer hinge instead, the Command Access ETH-BB68 is a 5 knuckle heavy duty steel energy transfer hinge and the BEST CECB179-12C is a full mortise concealed bearing electrified hinge with a 12-wire quick connect. For door position monitoring in the hinge itself, the Command Access ETM-BB68 carries an integrated door position switch.
6) What size Ives 5BB1 hinge do I need for a 1-3/4 inch commercial door?
Match the size already in the opening if you are replacing, and if you are prepping new, 4.5 x 4.5 is the usual size for a 1-3/4 inch commercial door up to about 36 inches wide. On 1-3/8 inch interior doors 3.5 x 3.5 is the common size. The 5BB1 is made in 3.5 x 3.5, 4 x 4, 4.5 x 4, 4.5 x 4.5, 5 x 4.5 and 5 x 5 inches. One ordering note: the 3.5 x 3.5 size ships with smaller screws than the rest of the range, 10-24 x 1/2 inch machine screws and 10 x 1 inch wood screws, so a mixed order of sizes gets two different fastener packs.
7) The existing door and frame are mortised with radius corners. What hinge fits without recutting the pocket?
The Ives 5BB1 is a square corner hinge, and it can be ordered with rounded corner options RC-1/4 and RC-5/8 to suit a radiused pocket. If a hinge that is radiused as standard is preferred, the Orca Hardware 3514 Series is a 3-1/2 inch by 3-1/2 inch plain bearing commercial hinge with a 1/4 inch radius corner and the Orca 4014 Series is the same in 4 inch by 4 inch. On the 5/8 inch radius, the Delaney RH35xx is a 3-1/2 inch by 3-1/2 inch steel hinge and the Delaney RH45xx is a 4 inch by 4 inch exterior hinge, both sold in pairs. Measure the existing corner radius first, since 1/4 inch and 5/8 inch pockets are not interchangeable.
8) What is a like-for-like alternative to the Ives 5BB1 in a 4-1/2 inch square corner ball bearing hinge?
The Ives 5BB1 is a medium duty ball bearing hinge with square corners, offered in sizes from 3-1/2 x 3-1/2 up to 5 x 5. The closest match in the same size and bearing type is the Orca Hardware 3535 Series, a 4-1/2 inch by 4-1/2 inch square corner ball bearing commercial hinge also rated medium duty. If the opening takes a 4 inch leaf instead, the Delaney CH401X is a 4 inch by 4 inch commercial ball bearing hinge with square corners. All three share the ball bearing knuckle and the square corner prep, so an existing square corner mortise will accept any of them at the matching leaf size.
9) The door weighs more than 150 lbs. What ball bearing hinge should be used instead of the 5BB1?
The Ives 5BB1 is rated for medium weight doors up to 150 lbs at medium frequency usage up to 400 cycles per day. Above that weight, step to a heavy weight ball bearing hinge: the Don-Jo HWBB74545 is a heavy duty full mortise ball bearing hinge at 4-1/2 inch by 4-1/2 inch, the Don-Jo HWBB75045 is the same heavy duty construction in steel at 5 inch by 4-1/2 inch, and the Don-Jo HWBB85045 is a heavy duty 5 inch by 4-1/2 inch in brass. The Hager BB1168 is a heavy duty full mortise ball bearing hinge as well. Confirm the frame preparation matches the larger leaf before ordering a 5 inch by 4-1/2 inch in place of a 4-1/2 inch hinge.
10) Which hinges are supplied with a non-removable pin for an outswing exterior door?
The Ives 5BB1 can be ordered with the non-removable pin option (NRP), along with hospital tip (HT), security stud (SH) and security fasteners (SEC). Two peers carry the non-removable pin as part of the model itself: the Hager BB1168 NRP is a non-removable pin full mortise ball bearing hinge in heavy duty, and the Deltana CSB45N is a 4-1/2 inch by 4-1/2 inch square hinge sold in pairs with a non-removable pin. The Hager is the closer match if the opening also calls for a full mortise ball bearing leaf; the Deltana is a square corner pair for lighter openings.
11) What hinge carries power through the door instead of specifying the 5BB1 with a TW wire option?
The Ives 5BB1 can be ordered electrified with TW4, TW8 and TW12 wire options. If the job calls for a purpose-built energy transfer hinge, the Command Access ETH-BB68 is a 5 knuckle heavy duty steel base energy transfer hinge, and the ETH-CB70 is the 3 knuckle standard weight version in medium duty. The BEST CECB179-12C is a steel full mortise concealed bearing electrified hinge with a 12-wire quick connect in medium duty. The Stanley CECB1900R54L is a three knuckle concealed bearing, concealed conductor steel full mortise hinge at 4-1/2 inch by 4-1/2 inch, square corner, left-handed, 4-wire. Note that the Stanley is handed and the wire count is fixed in the part number, so the door swing and the number of conductors have to be settled before ordering.
12) Is a plain bearing commercial hinge the same thing as the Ives 5BB1?
No. The 5BB1 is built with dual ball bearing assemblies and is recommended for use with door closers. Plain bearing hinges of similar size and prep look nearly identical on the shelf but use a different knuckle: the Orca Hardware 4040 Series is a 4 inch by 4 inch square corner plain bearing commercial hinge in medium duty, the Orca 4014 Series is the same size with a 1/4 inch radius corner and plain bearing, and the Emtek 92013 is a heavy duty plain bearing hinge pair at 3-1/2 inch by 3-1/2 inch with square corners in plated steel. If the specification names ball bearing, a plain bearing hinge is not a drop-in answer to it even when the leaf size and corner match.
13) The frame will not take a full mortise leaf. What hinge goes in place of the 5BB1?
The Ives 5BB1 is a full mortise hinge, so both leaves have to be pocketed into the door and the frame. Where the frame cannot be mortised, the Hager 1129 is a half mortise plain bearing commercial hinge in 4-1/2 inch standard weight steel, which mortises into the door and applies to the face of the frame. Where neither can be mortised, the Hager 990 STEEL is a full surface hinge at 3 inch by 4 inch with a welded tip in heavy duty. For a door that must swing both directions, the BEST DAP-3 is a heavy duty double acting pivot for commercial interior doors, which is a pivot rather than a hinge and changes the door preparation entirely.
14) Do Ives 5BB1 hinges come with screws, and are they the right ones for a hollow metal frame with a wood door?
Screws are included, both kinds. Each 5BB1 comes with 12-24 x 1/2 inch undercut flat head machine screws for the hollow metal side and 12 x 1-1/4 inch flat head wood screws for the wood door side, so a wood door hung in a steel frame is covered out of the box with nothing else to buy. The 3.5 x 3.5 size uses the smaller pack, 10-24 x 1/2 inch machine screws and 10 x 1 inch wood screws. If you are ordering the SEC security fastener option, that changes the screws supplied.
15) Which Ives 5BB1 finishes are stainless steel rather than brass? I need something that will hold up outdoors near salt air.
Two of them. 629 bright stainless steel and 630 satin stainless steel are built on a stainless steel substrate, which is the pair to use on exterior, coastal, pool room or wash-down openings. The other eight finishes, 605 bright brass, 606 satin brass, 612 satin bronze, 613 satin bronze oil-rubbed, 614 oxidized bronze, 619 satin nickel, 625 bright chrome and 626 satin chrome, are on a brass substrate. Note that 630 satin stainless is the usual finish on commercial openings where the levers and closers are 626 satin chrome, since the two read very close side by side.
16) Ball bearing or plain bearing hinge, which one do I actually need?
It comes down to weight, traffic and whether there is a closer on the door. A ball bearing hinge like the 5BB1 carries the load on two bearing races between the knuckles, which is why it is rated for 400 cycles a day and 1,500,000 cycles and why it is the type to use under a door closer. A plain bearing hinge runs knuckle on knuckle and is the cheaper choice on a light, low-traffic interior door with no closer. If that is your opening, the Orca Hardware 4040 Series is a 4 x 4 square corner plain bearing commercial hinge and the Orca 4014 Series is the same in a 1/4 inch radius corner. Put a plain bearing hinge under a closer on a heavy door and it will start to squeak and sag.
17) My spec calls for a Grade 2 ball bearing hinge to ANSI/BHMA A156.1. Does the Ives 5BB1 meet it?
It does. The 5BB1 is certified to exceed ANSI/BHMA A156.1 at Grade 2, tested to 1,500,000 cycles for standard weight ball bearing applications, and it meets ANSI/BHMA 156.7 template dimensions. It is also UL Classified for windstorm rated assemblies under R37965, which is the listing a submittal package will ask for on a storm shelter or a coastal wind-borne debris opening. Where the spec calls for a Grade 1 heavy weight hinge instead, the 5BB1 will not satisfy it, since it is a medium duty hinge rated to 150 lbs.
18) Will an Ives 5BB1 hinge close the door on its own, or do I need something else?
It will not. The 5BB1 is a plain butt hinge with ball bearings, so it only carries and swings the door. To get the door closing itself you either add a door closer, which is what Ives recommends this hinge be paired with, or you use a spring hinge instead. For the spring hinge route, the Stanley Security 2060R is a full mortise square corner spring hinge in 4.5 x 4.5 on a ferrous steel base, which mortises into the same style of prep. On a fire rated or heavily used opening a closer is the normal choice, with the 5BB1 taking the load.
19) What is the residential counterpart to the Ives 5BB1 for an interior apartment door?
The 5BB1 is a commercial hinge tested to 1,500,000 cycles for BHMA Grade 2. For interior residential openings that do not carry a commercial cycle requirement, the Schlage Residential S3P1010 is a 3-1/2 inch by 3-1/2 inch square corner plain bearing mortise hinge sold three to a pack, which matches the three-hinge count on a standard door. The Emtek 91013 is a residential plain bearing hinge pair at 3-1/2 inch by 3-1/2 inch with square corners in plated steel, and the Deltana DSB35 is a 3-1/2 inch by 3-1/2 inch square residential hinge pair, with the DSB3 covering 3 inch by 3 inch. The Delaney RH35xx is a bulk steel interior residential hinge for volume turns. All of these are plain bearing, so a door carrying a closer still points back to a ball bearing hinge.
20) Which hinge reports door position rather than only transferring power?
The Ives 5BB1 lists monitor capability among its electrification options. Where the access control drawing calls for door position sensing built into the hinge, the Command Access ETM-BB68 is an energy transfer monitor hinge with an integrated door position switch in heavy duty, and the ETM-CB70 is the 3 knuckle steel base energy transfer monitor hinge with door position sensing in medium duty. The ETH series from the same maker transfers power only; the ETM series adds the position signal, so check which one the panel drawing expects before ordering.
21) For a wash-down or coastal opening, what hinge is used instead of a plated steel one?
The Ives 5BB1 is made on a brass substrate for all finishes except 629 and 630, and on a stainless steel substrate for the 629 bright stainless and 630 satin stainless finishes. Among comparable hinges, the McKinney T2314 is a non ferrous standard weight 5 knuckle hinge in medium duty, and the Don-Jo HWBB85045 is a heavy weight full mortise ball bearing hinge in brass at 5 inch by 4-1/2 inch. Steel-base hinges such as the Stanley 2060R with its ferrous steel base sit in a different material class, so specify the base metal and not only the finish code when the opening sees moisture or chemicals.
22) Can the 5BB1 with security options be used on a detention or holding cell door?
The Ives 5BB1 can be ordered with a security stud (SH) and security fasteners (SEC), but it is a medium duty commercial hinge for doors up to 150 lbs. Detention openings are served by a different class of hinge: the BEST BB855 is a heavy-duty steel double weight concealed ball bearing prison hinge in the detention hardware line, the Stanley BB855 is a double weight prison hinge at 5 inch by 6 inch furnished with no holes and not swaged, and the Hager 990 STEEL is a full surface prison hinge at 3 inch by 4 inch with a welded tip in heavy duty. Note that the Stanley arrives unprepped and unswaged, which means the frame shop drills and swages it to the opening.
23) Is there a hinge that closes the door itself rather than pairing the 5BB1 with a door closer?
The Ives 5BB1 is recommended for use with door closers, which means the closing force comes from a separate device mounted on the door or frame. The Stanley 2060R is a full mortise spring hinge with square corners at 4-1/2 inch by 4-1/2 inch on a ferrous steel base in heavy duty, and it provides the closing force from the hinge itself. The square corner prep and the 4-1/2 inch by 4-1/2 inch leaf size line up with the equivalent 5BB1 size, so the mortise pocket carries over, but the spring hinge changes how the opening is controlled and how many hinges the door needs.
24) What other ball bearing hinge comes in 3-1/2 inch by 3-1/2 inch with square corners?
The Ives 5BB1 covers 3-1/2 inch by 3-1/2 inch as its smallest size, and that size ships with its own screw pack of 10-24 by 1/2 inch machine screws and 10 by 1 inch wood screws rather than the 12-gauge pack used on the larger sizes. The Emtek 94013 is a heavy duty ball bearing hinge pair at 3-1/2 inch by 3-1/2 inch with square corners in plated steel, matching on bearing type, size and corner. The Emtek 96213 is another heavy duty hinge pair at the same 3-1/2 inch by 3-1/2 inch square corner size. Both Emtek parts are sold as pairs, so count the openings before ordering against a per-hinge quantity.
25) I need a hospital tip hinge for a behavioral health or patient room door. Can I get that in this Ives ball bearing hinge?
Hospital tip is an ordering option on the 5BB1, specified HT. A hospital tip replaces the flat button tip with a sloped tip at the top and bottom of the barrel so there is no ledge to catch a ligature, a sleeve or debris, which is why healthcare and behavioral health specs call for it. HT is commonly ordered alongside NRP on patient room doors, and both are available on the same hinge. If the opening also needs a fully concealed knuckle, that is a different hinge type: the BEST CB1969R is a concealed bearing heavy weight pivot-reinforced hinge.
26) Which other full mortise hinges have the same 5 knuckle barrel as the Ives 5BB1?
The 5BB1 is built with 5 knuckles. Peers with the same barrel count include the McKinney MP79 MacPro full mortise hinge, 5-knuckle standard weight, and the MPB79 MacPro in the same 5-knuckle standard weight configuration, the Stanley FBB191 5-knuckle full mortise standard weight hinge at 4-1/2 inch by 4-1/2 inch, the McKinney T2314 non-ferrous standard weight 5 knuckle hinge, and the Command Access ETH-BB68 energy transfer hinge with a 5 knuckle steel base. Two-knuckle barrels read very differently on the door and are not visual matches: the Hager 920 is a 2 knuckle full mortise concealed hinge in steel and the McKinney SQ3331 is a square barrel 2-knuckle decorative hinge at 4-1/2 inch by 4-1/2 inch.
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Does the Ives 5BB1 4.5x4.5 626 come with a warranty?
Absolutely. The Ives 5BB1 4.5x4.5 626 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
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