4" x 4" x 1/4" x Square Corner Hinge
Deltana Steel Hinges are a reliable value choice for indoor applications. They are available in an array of fine finishes.
- Unit of Measure (U/M): pair
- Corners: 1/4"
- Thickness: 0.085
- Wood Screw: #12 x 1"
- Material: Steel
- Machine Screw: #12 x 1/2"
Manufacturer Resources:
Manufacturer Resources
Product Specs
- Corner Style:
- 1/4" Radius x Square Corners
- Product Group:
- Door Hinges and Pivots
- Product Type:
- Hinges
- Product Subgroup:
- Full Mortise Hinges
- Subcategory:
- Hinges and Pivots
- Commercial/Residential:
- Residential
- Bearing Type:
- Plain Bearing
- Non-Removable Pin (NRP):
- No
- Product Options:
- TT
- MAP Policy:
- Yes
- Product Model:
- DE4404TT
- Product Size:
- 4" x 4"
- Product Dimension:
- 4" x 4"
- Mounting Method:
- Full Mortise
- Product Material:
- Steel
- Product Category:
- Door Trim & Accessories
- Product Substrate:
- Steel
- Department:
- Door Hardware
Deltana DE4404TTUSP – Frequently Asked Questions
1) Will the Deltana DE4404TT hinge work on an exterior entry door?
Deltana's DE4404TT is a plain bearing steel hinge rated residential and built for indoor applications. Plain bearing means no ball or concealed bearing race, so it suits interior passage and closet doors rather than a heavy exterior slab that swings all day. For an exterior residential opening, the Delaney 4 inch x 4 inch Bulk Residential Hinges Exterior with 5/8 inch radius corners are the exterior-rated pair in the same size class. For a commercial interior door, Orca Hardware's 4014 Series 4 inch x 4 inch with 1/4 inch radius corners is a medium duty plain bearing hinge in the identical size and corner profile.
2) What does "1/4 inch radius x square" mean on the Deltana DE4404TT hinge, and will it drop into my existing mortise?
The DE4404TT has one leaf with 1/4 inch radius corners and one leaf with square corners. That combination is meant for a door already routed with a 1/4 inch radius corner pocket while the frame side is square cut, which is common where a jamb was mortised flat. Measure the corner of your existing hinge pocket: if the door pocket has rounded corners tighter or wider than 1/4 inch, this will not sit flush. A 5/8 inch radius pocket needs a 5/8 inch radius hinge, such as the Delaney 4 inch x 4 inch residential pair with 5/8 inch radius x square corners. Fully square pockets on both leaves call for a square corner hinge like the Orca Hardware 4040 Series 4 inch x 4 inch.
3) Can I use the Deltana DE4404TT on a door that needs a non-removable pin for security?
No. The DE4404TT does not have an NRP set screw, so the pin can be driven out from the hinge side. That is fine for interior doors where the hinge barrel is on the protected side, which is what this residential-duty hinge is built for. For an out-swinging door with exposed hinges, use a hinge specified as NRP, such as the Hager BB1168 non-removable pin full mortise ball bearing heavy duty hinge.
4) I have 3-1/2 inch hinges on my doors now. Can I just put in the Deltana DE4404TT?
Not without recutting. The DE4404TT is a 4 inch x 4 inch hinge, so it needs a mortise a half inch longer and a half inch deeper in the door edge than a 3-1/2 inch pocket, plus new screw holes on both leaves. If you want a straight swap into an existing 3-1/2 inch pocket, stay at that size: the Emtek 91013 residential plain bearing pair and the Delaney 3-1/2 inch x 3-1/2 inch bulk steel residential hinges are 3-1/2 inch. Watch the corner profile too, the Emtek is square corner and the Delaney is 5/8 inch radius.
5) What is the closest 4 inch square corner hinge to the Deltana DE4404TT if a 1/4 inch radius corner is not what the door is prepped for?
The DE4404TT is a 4 inch by 4 inch steel hinge with 1/4 inch radius by square corners, so one leaf drops into a 1/4 inch radius mortise and the other into a square one. If both mortises in the door and frame are cut square, the Orca Hardware 4040 Series is a 4 inch by 4 inch square corner plain bearing hinge in the same plain bearing arrangement, so the bearing behavior matches and only the corner profile changes.
6) The DE4404TT plain bearing hinge squeaks under heavy traffic. What 4 inch hinge should be used on a high use door instead?
The DE4404TT uses a plain bearing, which suits interior residential swings. For an opening that cycles constantly, a bearing hinge in the same 4 inch by 4 inch size is the move: the Delaney CH401X is a 4 inch by 4 inch commercial ball bearing hinge with square corners, and the Orca Hardware 3535 Series is a ball bearing commercial hinge at 4-1/2 inch by 4-1/2 inch square corner if the larger mortise is available. Both replace the plain bearing knuckle with a bearing raceway.
7) Is the Delaney RH40xx residential hinge the same thing as the Deltana DE4404TT?
They are both 4 inch by 4 inch residential steel hinge pairs, but the corners differ. The DE4404TT has 1/4 inch radius by square corners; the Delaney RH40xx is a 5/8 inch radius by square hinge. A 5/8 inch radius leaf will not seat cleanly in a mortise routed for a 1/4 inch radius, so confirm the router bit radius on the existing prep before treating one as a drop-in for the other.
8) What finishes does the Deltana DE4404TT steel hinge come in?
Two, and both are paint-ready rather than decorative: primed for paint, and prime coat white. If you are painting doors and trim to match, these get topcoated with the rest of the opening. If you need a plated architectural finish out of the box, look at a plated steel hinge such as the Emtek 91013 residential plain bearing pair or the Don-Jo HWBB74545 in satin chrome.
9) Is the Deltana DE4404TT a full mortise hinge, and does that mean I have to rout both the door and the frame?
Full mortise, yes, which means both leaves recess: one into the door edge, one into the jamb, so the hinge sits flush and the door closes tight against the stop. If your frame is not mortised and you do not want to cut it, that rules this out. A half mortise hinge recesses into the door and surface-mounts to the frame, like the Hager 1129 half mortise plain bearing commercial hinge; a full surface hinge screws to both faces with no routing at all.
10) What is the difference between a plain bearing hinge like the Deltana DE4404TT and a ball bearing hinge?
A plain bearing hinge runs metal knuckle on metal knuckle with no bearing race between them. That is quiet and inexpensive and lasts a long time on a light interior door that opens a few times a day. A ball bearing hinge puts bearings between the knuckles so it carries more weight and more cycles without wearing the knuckles oval or starting to squeak, which is why it shows up on commercial and heavier doors. In 4 inch x 4 inch, Delaney's commercial ball bearing hinge with square corners is the bearing equivalent; Orca's 4014 Series is a plain bearing commercial hinge in the same 4 inch size with the same 1/4 inch radius corner.
11) For a property with mixed door sizes, what pairs with the Deltana DE4404TT to cover 3-1/2 inch openings in the same plain bearing style?
The DE4404TT covers the 4 inch by 4 inch plain bearing openings. On the 3-1/2 inch doors, the Schlage Residential S3P1010 is a 3.5 inch by 3.5 inch square corner plain bearing mortise hinge supplied in packs of three, and the Ives 1010RP is a 3-1/2 inch class steel plain bearing residential hinge with square corners in sets of three. Both keep the plain bearing action consistent across the property; the pack of three suits doors hung on three hinges rather than two.
12) Can the Deltana DE4404TT carry power to an electrified lock, and what does if it cannot?
The DE4404TT is a plain steel hinge with no conductor through the barrel. To move power from frame to door at the hinge, the BEST CECB179-12C is a steel full mortise concealed bearing electrified hinge with a 12 wire quick connect at a medium duty level, and the Command Access ETH-CB70 is a 3 knuckle standard weight steel base energy transfer hinge, also medium duty. If the opening also needs door position status, the Command Access ETM-CB70 adds door position sensing on the same 3 knuckle steel base.
13) What hinge takes the place of the Deltana DE4404TT when the door needs to self close?
The DE4404TT is a plain bearing full mortise hinge with no closing mechanism in the barrel, so it holds the door wherever it is left. When the opening has to return itself, the Stanley Security 2060R is a full mortise spring hinge with square corners at 4.5 inch by 4.5 inch on a ferrous steel base, which puts the closing spring inside the hinge rather than adding a surface closer. It needs the larger 4.5 inch mortise and a square corner cut.
14) What replaces the Deltana DE4404TT on a heavier or higher frequency 4-1/2 inch commercial door?
The DE4404TT is a 4 inch by 4 inch residential plain bearing hinge. Stepping to a 4-1/2 inch prep in a heavier build, the Don-Jo HWBB74545 and HWBB84545 are heavy weight full mortise ball bearing hinges at 4-1/2 inch by 4-1/2 inch in satin chrome, and the Stanley FBB191 is a 5 knuckle full mortise standard weight hinge at 4.5 inch by 4.5 inch. All three are full mortise like the Deltana, but the leaf is larger and the mortise must be cut for 4-1/2 inch.
15) Does the Deltana DE4404TT work as a half mortise or full surface hinge?
No. The DE4404TT is a full mortise hinge, meaning both leaves recess into the door edge and the frame. If only one side can be mortised, the Hager 1129 is a half mortise plain bearing commercial hinge at 4-1/2 inch in standard weight steel, and for a door face where nothing can be routed, the Hager 990 STEEL is a full surface hinge at 3 inch by 4 inch with a welded tip. Neither shares the Deltana's mounting method, so the prep is different work, not a swap.
16) Someone specified a Deltana DE4404TT for a detention or behavioral health door. Is that appropriate?
The DE4404TT is a residential duty plain bearing hinge with a removable pin, which is not the class of hardware used where the door is expected to be attacked. For those openings the BEST BB855 is a heavy duty steel double weight concealed ball bearing prison hinge in the detention hardware series, and the Stanley BB855 is a double weight prison hinge at 5 inch by 6 inch furnished with no holes and not swaged. Both are built for that condition; the Deltana is built for interior residential swings.
17) A 3-1/2 inch bulk residential hinge was quoted against the Deltana DE4404TT. Are they interchangeable?
No. The Delaney RH35xx is a 3-1/2 inch by 3-1/2 inch bulk interior residential hinge pair with a 5/8 inch radius corner. The DE4404TT is 4 inch by 4 inch with 1/4 inch radius by square corners. Both the leaf size and the corner radius differ, so a mortise cut for one will not accept the other. The Delaney is the interior residential equivalent only on doors already prepped 3-1/2 inch with a 5/8 inch radius.
18) Is a concealed bearing hinge like the Ives 3CB1 an upgrade path from the Deltana DE4404TT?
They solve different things. The DE4404TT is a plain bearing residential hinge where the knuckles ride directly on each other. The Ives 3CB1 is a 3 knuckle concealed bearing full mortise hinge rated medium duty, with the bearing hidden inside the knuckle rather than visible as a raceway, and the Hager 920 is a 2 knuckle full mortise concealed plain bearing hinge, also medium duty. Both are full mortise like the Deltana, so the mounting method carries over, but confirm the leaf size against the existing 4 inch by 4 inch prep.
19) The Deltana DE4404TT only comes primed. What 4 inch hinge is available in a plated or chrome finish instead?
The DE4404TT ships primed for paint or in prime coat white, both intended to be painted to match the trim. If the hardware should read as metal rather than paint, the Don-Jo HWBB75045 is a heavy weight full mortise ball bearing hinge at 5 inch by 4-1/2 inch in steel with a satin chrome finish, and the Don-Jo HWBB85045 is the same size in brass with satin chrome. Both are larger leaves than the Deltana's 4 inch by 4 inch, so the mortise has to suit.
20) What is the difference between the Deltana DE4404TT and the McKinney MacPro MP79?
The DE4404TT is a residential 4 inch by 4 inch steel plain bearing hinge with 1/4 inch radius by square corners, sold as a pair. The McKinney MP79 MacPro is a 5 knuckle full mortise hinge in standard weight, and the MPB79 is the MacPro in the same 5 knuckle standard weight configuration. Both are full mortise like the Deltana, so the mounting method is common, but the MacPro line is a standard duty commercial hinge rather than a residential plain bearing pair.
21) Is there a decorative alternative to the plain Deltana DE4404TT hinge for a visible interior door?
The DE4404TT is a plain steel hinge finished in primer, which is meant to disappear under paint. Where the barrel is meant to be seen, the McKinney SQ3331 is a square barrel 2 knuckle decorative hinge at 4-1/2 inch by 4-1/2 inch in standard duty, which changes both the barrel profile and the leaf size from the Deltana's 4 inch by 4 inch.
22) The Deltana DE4404TT is a steel hinge. What is used where a non ferrous hinge is required?
The DE4404TT has a steel body and steel substrate throughout. For a location where a ferrous hinge is not acceptable, the McKinney T2314 is a non ferrous hinge in standard weight with 5 knuckles, carried at a medium duty level. The material is the whole difference; confirm the size against the existing 4 inch by 4 inch prep before ordering.
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