PBB BB51 4-1/2" x 4" Ball Bearing Hinge 5-Knuckle Full Mortise Standard Weight

SKU: BB51-4540
Weight: 1.00 LBS

Call us: 1-800-992-3667


All Hinges Sold 1 Each.

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PBB BB51 4-1/2" x 4" Ball Bearing Hinge 5-Knuckle Full Mortise Standard Weight, The PBB BB51 Are Ideal For use on standard weight doors or doors receiving average frequency usage. Ball bearing type hinges must be used on doors in conjunction with door closers and on all fire rated openings


  • Full Mortise
  • Stainless Steel
  • All hinges are ANSI template


General Product Information: PBB, Inc. template hinges are manufactured to close tolerances and meet all specifications and requirements set by the American National Standards Institute (ANSI)
Material: Stainless Steel-Polished and Satin Finish
Hinge Swaging: A standard swaging of our standard weight full mortise hinge when closed to parallel position provides a 1/16" clearance between leaves
Material Gauge: .134 ± .005
Size: Height: 4.50 (+.000/-.015)
Width: 4.00 (+.000/-.015)
Standard Screw Size: FHMS - 12-24 x 1/2"
FHWS - 12 x 1-1/4"
Packing 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
Manufacturer: PBB Inc.


ANSI: A5112

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