Product Overview
PBB BB81-4545 NRP 4-1/2 x 4-1/2 Standard Weight Ball Bearing Hinges, Five Knuckle, Non-Removable Pin
PBB, Inc. template hinges are manufactured to close tolerances and meet all specifications and requirements set by the American National Standards Institute (ANSI).
Hinge Swaging: A standard swaging of our standard weight full mortise hinge when closed to parallel position provides a 1/16” clearance between leaves.
- For use on medium weight doors or doors requiring average frequency service
- Ball bearing hinges must be used on doors in conjuction with door closers and on all fire rated openings
- All hinges are ANSI template
Related Products
![](https://prod-trudoor-media.s3.us-west-2.amazonaws.com/wp-content/uploads/2023/04/18130924/PBB-BB81-4545-652-NRP.jpg)
PBB BB81 NRP 4.5″ x 4.5″ Ball Bearing Hinge (Non-Removable Pin)