PBB BB81
Full Mortise Template Hinge
Ball Bearing - Standard Weight
4½" x 4½" Steel
- Five Knuckle
- Standard weight steel - polished and plated or bonderized and prime coated for painting
- For use on medium weight doors or doors requiring average frequency service
- Ball bearing hinges must be used on doors in conjunction with door closers and on all fire rated openings
- Hinges can be furnished hospital type
- All hinges are ANSI template
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.
OTHER SPECIFICATIONS:
Height of hinge:
4.50 (+.000/-.015) for 4 1/2" x 4-1/2"
Width:
4.50 ± .015 for 4-1/2" x 4-1/2"
Material Gauge:
.134 ± .005 for 4-1/2" x 4-1/2"
Priced per each hinge.
