Templates: BB8R45 | BB8R45B

BBRB81 – Raised Barrel Ball Bearing Hinge

Standard Weight: 4.5″ x 4.5″

PBB, Inc. template hinges are manufactured to close tolerances and meet all specifications and requirements set by the American National Standards Institute (ANSI).

  • For doors in deep reveals requiring 90º to 110º swing.
  • Offset barrel moves pivot point away from jamb
  • 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.
  • For hospital type, add HT to suffix of part number.
  • Hinges are handed
  • Specify bevel or square
  • Specify handing
  • All hinges are ANSI template.

HINGE SWAGING: A standard swaging of our standard weight full mortise hinge when closed to parallel position provides a 1/16” clearance between leaves.

BBRB81: Available Materials

BB8R81 (ANSI A8112)
Steel-Polished and Plated or Bonderized and Prime Coated for Painting
BB8R51 (ANSI A5112)
Stainless Steel-Polished and Satin Finish

BBRB81: Product Specifications

MATERIAL GAUGE:
.134 ± .005 for 4-1/2” x 4-1/2”
HEIGHT OF HINGE:
4.50 (+.000/-.015) for 4 1/2” x 4-1/2”
WIDTH:
See template for exact dimensions.
4.5” STANDARD SCREW SIZE
FHMS – 12-24 x 1/2”
FHWS – 12 x 1-1/4”
PACKAGING INFORMATION:
One hinge per plastic bag, 3 hinges and 1 screw pack per unit carton.
16 unit carton or 48 hinges per master shipping carton.
1 screw pack includes all machine screws (24), and 1/2 wood screws (12). ATMS & AWS also available.