The T4A3381 (stainless steel) and T4A3781 (steel) five knuckle heavy weight bearing full surface hinges are reversible and recommended for use on high frequency and/or heavy weight wood or metal doors in public buildings where there is heavy traffic.
Product Overview
Features
- May be used on channel iron frames
- Narrow leaf is applied to the surface of the jamb with machine screws, door leaf is applied to the surface of the door with thru bolts and grommet nuts
- Heavy weight - for use on all extra heavy and/or high frequency doors
- Pin is held in place by an NRP set screw
- Hospital tip available
- Ball bearing option offered
- Specify if door thickness is greater than 1-3/4" to ensure proper bolt is supplied
- Reversible
Benefits
- Sits flush with the doors and frames with which they are used
- Non-Removable Pin (NRP) ensures hinge is held in place and can't be removed when door is closed
- Sloped angle of hospital tip (HT) option helps discourage students, inmates, or patients from hanging objects from the top of the hinge
| Inches | Millimeters | Gauge | No. of Holes | Fastener |
|---|---|---|---|---|
|
4 1/2" |
114.3 |
0.180 |
6 |
Machine: 2 x 1/4-20, 1/2 x 12-24 |
|
5" |
127.0 |
0.180 |
8 |
Machine: 2 x 1/4-20, 1/2 x 12-24 |
|
6" |
152.4 |
0.203 |
9 |
Machine: 2 x 1/4-20, 1/2 x 1/4-20 |
Specifications
- Corner Shape: Square
- Handing: Non-handed
- Hinge Bearing Type: Oil Impregnated Bearing
Certifications
- NFPA 80 Compliant
- ANSI/BHMA A156.1