Overview
TThe TCA2314 (stainless steel) and TCA2714 (steel) concealed, anti-friction bearing five knuckle standard weight full mortise hinges provide long-lasting wear and consistent hinge barrel design, recommended for standard weight, medium frequency, or doors with closing devices.
Features:
- For common flush door/frame/wall applications
- Where doors are beveled on hinge side, specify TCA4314 or TCA4714
- Optional Non-Removable Pin (NRP) and Safety Stud Feature (SSF)
- Ball, steeple, and hospital tips available
- Electrified options offered
RESOURCES & DOWNLOADS
Manufacturer Resources
Product Specs
- Subcategory:
- Full Mortise Hinges
- Knuckles:
- 5
- Corner Style:
- Square Corners
- Product Group:
- Door Hinges and Pivots
- Product Subgroup:
- Full Mortise Hinges
- Product Type:
- Full Mortise Hinges
- Duty Level:
- Standard Duty
- Commercial/Residential:
- Commercial
- Features:
- Recommended for Standard Weight, Medium Frequency Doors, or Doors With Closing Devices; Recommended to Hang Door for 180˚ Swing
- Fasteners:
- Machine Screw: 1/2 in x #12-24; Wood Screw : 1-1/4 in x #12
- Product Model:
- TCA2314
- Product Size:
- 4.5" x 4.5"
- Product Category:
- Door Hinges and Pivots
- Product Substrate:
- Steel
- Department:
- Door Hardware
McKinney TCA2317 4-1/2X4-1/2 26D – Frequently Asked Questions
1) Is a 4-1/2 x 4-1/2 five knuckle McKinney hinge heavy enough for a door with a closer on it?
Yes, within limits. The 4-1/2 by 4-1/2 inch five knuckle hinge is a standard duty, standard weight unit that McKinney recommends for standard weight doors, medium frequency openings, and doors with closing devices. High traffic entrances or heavy doors call for a heavy weight hinge instead, such as the Dormakaba CB199 or the Hager WTBB1168.
2) What are the closest substitutes for a McKinney TCA2317 4-1/2 x 4-1/2 square corner hinge?
For a standard duty steel square corner five knuckle hinge in the same 4-1/2 by 4-1/2 size, the Don-Jo BB74545 is the direct match. The Don-Jo BB94545 is the stainless steel square corner version of the same size, and the BB84545 is brass in satin chrome. If your existing mortise is 4-1/2 by 4 inches rather than square, use the Don-Jo BB74540 instead, since leaf width has to match the door and frame prep.
3) Do I need the non-removable pin option on an exterior out-swinging door?
That is exactly the case for it. NRP is offered as an add-on option on the TCA2317, and it keeps the pin from being pulled when the barrel is on the outside of an out-swing door. McKinney also offers a Safety Stud Feature (SSF) for the same security concern. Skip NRP on interior in-swinging doors, where the barrel isn't accessible from the secure side.
4) My door is beveled on the hinge edge - can I still use the TCA2317?
No. The TCA2317 family is for common flush door, frame and wall applications with square corners; McKinney directs beveled hinge edges to the TCA4314 or TCA4714. If you want an alternative brand for a beveled edge door, the BEST CB223 is a stainless steel concealed bearing heavy weight pivot reinforced hinge made for beveled edge doors.
5) I need to run power through the door for an electric strike or electrified lock - is there a through-wire hinge instead of adding the NRP option?
Yes. The ACSI 5BB1 is a 5 knuckle ball bearing full mortise hinge in 4-1/2 inch by 4-1/2 inch with a concealed electric through-wire, 4 wire 28 gauge. The TCA2317 at 4-1/2 inch by 4-1/2 inch is offered with a non-removable pin option, and McKinney also offers electrified versions of the TCA series; the NRP option itself is a security feature, not a power transfer.
6) I need the doorway to clear the full opening width for ADA wheelchair access - is the TCA2317 the right hinge?
No, that calls for a swing clear hinge, which the TCA2317 is not. The BEST CB248 is a steel full mortise concealed bearing swing clear hinge for square edge doors, medium duty, and the Hager 1260 is a full mortise swing clear hinge with a 5 knuckle plain bearing design. The TCA2317 is a standard full mortise hinge recommended to hang the door for a 180 degree swing.
7) What is the closest equivalent to the McKinney TCA2317 4-1/2 by 4-1/2 square corner five knuckle full mortise hinge from another brand?
The Don-Jo BB74545 is the nearest match: a steel full mortise ball bearing hinge in 4-1/2 inch by 4-1/2 inch, square corner, 5-knuckle, standard duty. The McKinney is likewise a square corner, 5 knuckle, standard duty steel full mortise hinge at 4-1/2 inch by 4-1/2 inch. The difference is bearing style - the McKinney uses concealed anti-friction bearings, the Don-Jo uses ball bearings.
8) I need a stainless steel version of this hinge instead of steel - what should I order?
The Don-Jo BB94545 is a full mortise ball bearing hinge in 4-1/2 inch by 4-1/2 inch stainless steel with square corners, standard duty. The McKinney TCA2317 is steel. Stainless is the usual choice for exterior openings, pool decks, coastal sites and washdown areas.
9) The door is heavy and high traffic - what heavy weight hinge should I use instead of a standard weight one?
Step up to a heavy weight hinge. The Stanley Security CB199 is a full mortise concealed bearing heavy weight hinge, and the BEST FBB212 is a steel ball bearing pivot reinforced hinge for square edge doors. The McKinney TCA2317 is a standard duty hinge recommended for standard weight, medium frequency doors or doors with closing devices, so a heavier or high cycle opening should move up.
10) My existing frame is prepped for a 4-1/2 by 4 hinge - will the TCA2317 drop in?
No. The TCA2317 is 4-1/2 inch by 4-1/2 inch, so the leaf is a half inch wider than a 4-1/2 by 4 cutout allows. For that prep the Don-Jo BB74540 is a full mortise ball bearing hinge at 4-1/2 inch by 4 inch in satin chrome, standard duty, which matches the 626 satin chrome finish offered on the McKinney.
11) Does the McKinney TCA2317 hinge come with screws, and what size are they?
Fasteners are included for both frame and door conditions: 1/2 inch #12-24 machine screws for hollow metal, and 1-1/4 inch #12 wood screws for wood jambs and doors. No separate screw pack needs to be ordered.
12) Will this hinge let the door swing a full 180 degrees?
Yes, the 4-1/2 by 4-1/2 inch hinge is recommended to hang a door for a 180 degree swing. That assumes nothing else in the opening blocks it, such as a deep trim projection or an adjacent wall.
13) What's the difference between the concealed bearing McKinney TCA hinge and a plain bearing commercial hinge?
The TCA2317 uses concealed anti-friction bearings, which is what you want under a closer or on a medium frequency opening because the bearing carries the load instead of the knuckle faces wearing on each other. A plain bearing hinge like the Hager 1279 or Hager 1260 has no bearing at all and suits low use doors with no closing device. For a residential opening, the Hager 1541 is a plain bearing stainless option.
14) Is the McKinney TCA2317 steel or stainless steel?
Steel. The TCA23xx designation is the stainless steel line and TCA27xx is the steel line, and the substrate recorded for this hinge is steel. If you are hinging an exterior or wash-down opening where corrosion matters, look at a stainless option such as the Don-Jo BB94545 or the BEST CB223.
15) What should I use if the door has to clear trim or a deep frame return and swing past an obstruction?
That is a wide throw application. The Hager WTBB1168 is a 4-1/2 inch by 6 inch full mortise ball bearing wide throw hinge, heavy weight, with 5 knuckles. The McKinney TCA2317 is a 4-1/2 inch by 4-1/2 inch hinge, so its leaf width will not push the door clear of projecting trim.
16) How does the BEST 1900R compare with the McKinney TCA2317 if I am standardizing hinges across a building?
Both are full mortise concealed bearing standard weight hinges in steel. The BEST 1900R is listed as a steel full mortise concealed bearing standard weight hinge with a removable pin, medium duty. The McKinney TCA2317 is standard duty with square corners and 5 knuckles, and can be ordered with a non-removable pin for outswinging exterior openings where the pin must not be accessible. The Stanley Security CB1960R is the same concealed bearing standard weight pattern if you are matching an existing Stanley specification.
17) Can I get ball tips or hospital tips on this McKinney hinge?
Yes. Ball, steeple, and hospital tips are all available on the TCA hinge. Hospital tips are the usual specification in healthcare and behavioral health settings where a sloped tip is required to prevent anything being looped over the barrel.
18) Is this hinge suitable for an apartment building or just for commercial buildings?
It is a commercial grade hinge, which is fine for multi-family corridor and unit entry doors as well as offices, schools, and retail. The 4-1/2 by 4-1/2 inch square corner size with concealed bearings is the common standard for standardizing a building's openings on one hinge, and it is the size most hollow metal frames are already prepped for.
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Does the McKinney TCA2317 4-1/2X4-1/2 26D come with a warranty?
Absolutely. The McKinney TCA2317 4-1/2X4-1/2 26D is backed by a manufacturer’s warranty.
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