PBB Commercial Grade Plain Bearing Hinge (PB81) 4.5 X 4.5

PBB Hinges

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PB81 Hinges are full Mortised Architectural five knuckle with a four ball bearing hinge that are intended to be used in heavy duty applications where doors see high frequency usage.
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PBB, Inc. is a World Class architectural hinge manufacturer that takes pride in providing and maintaining high quality products that meet or exceed any standards in the field.  PBB, Inc. template hinges are manufactured to close tolerances and meet all specifications and requirements set by the American National Standards Institute (ANSI)... Available in a variety of finishes, which allow you to match your existing hardware or décor to create that cohesive design.

Additional Option: Non-Removable Pin (NRP) feature is used in applications where you have an out swinging door where the hinge is exposed and you want to protect against unwanted entry.


The PBB PB81 Hinge is a replacement Hinge for the Following Manufactures Hinges:

  • Replaces Hager 1279
  • Replaces McKinney T2714
  • Replaces Stanley F179
  • Replaces Bommer 500