Product Overview
PBB BB51-4545 4-1/2 x 4-1/2 Standard Weight Ball Bearing Hinges, Five Knuckle, Stainless Steel
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
PBB BB51 4.5″ x 4.5″ Ball Bearing Hinge