Description
PBB BB81-US3-4.5 X 4.5 NRP 5-Knuckle Full Mortise Hinge, 4.5″x4.5″, Ball Bearing, Bright Brass, NRP
PBB Inc BB81-US3-4.5 X 4.5 NRP 5-Knuckle Hinge is a robust solution designed for both metal and wood doors. This full mortise hinge features a standard weight rating and is equipped with a 5 knuckle ball bearing mechanism, ensuring smooth and reliable operation. Crafted from ferrous steel, this hinge boasts a bright brass finish that not only enhances its aesthetic appeal but also provides added durability against wear and tear. Measuring 4.5 inches by 4.5 inches, the hinge maintains precise dimensions with a material gauge of .134 ± .005, meeting the rigorous standards set by the American National Standards Institute (ANSI). The hinge is designed for non-removable pin (NRP) applications, providing an additional layer of security for your doors. It includes eight mounting holes and comes packaged with all necessary screws, including both machine and wood screws for straightforward installation. This hinge is versatile enough for a variety of applications, making it a reliable choice for building professionals and knowledgeable homeowners alike. With PBB Inc BB81-US3, you can trust in quality craftsmanship that ensures long-lasting performance and security for your doors.
5-Knuckle Hinge, Full Mortise Standard Weight, Ball Bearing, 4.5in x 4.5in (4545), Ferrous Steel Base, Bright Brass US3/633, (NRP) Non-Removable Pin
Notice: The info below is not item specific.
Template hinges are manufactured to close tolerances and meet all specifications and requirements set by the American national standards institute (ANSI).
Specifications:
- Hinge Function: 5 Knuckle ball bearing (BB)
- Hinge Type: Full mortise (1)
- Material Gauge: .134 ± .005 for 4-1/2″ x 4″, .134 ± .005 for 4-1/2″ x 4-1/2″
- Height of Hinge: 4.50 (+.000/-.015) for 4-1/2″ x 4″, 4.50 (+.000/-.015) for 4 1/2″ x 4-1/2″
- Width: 4.00 ± .015 for 4-1/2″ x 4″, 4.50 ± .015 for 4-1/2″ x 4-1/2″
- 4.5″ Standard Screw Size: FHMS – 12-24 x 1/2″, FHWS – 12 x 1-1/4″
- Base Material:
- Brass (2) – polished and plated
- Stainless steel (5) – polished and satin finish
- Steel (8) – polished and plated, or Bonderized and prime coated for painting
Packaging Information:
- One hinge per plastic bag
- 3 hinges
- 1 screw pack per unit carton
- 16 unit carton
- 48 hinges per master shipping carton
- 1 screw pack includes all machine screws (24)
- 1/2 wood screws (12)
- ATMS & AWS also available
Features
- Width: 4.00 ± .015 for 4-1/2″ x 4″, 4.50 ± .015 for 4-1/2″ x 4-1/2″
- Base Material:
- 4.5″ Standard Screw Size: FHMS – 12-24 x 1/2″, FHWS – 12 x 1-1/4″
- Stainless steel (5) – polished and satin finish
- Brass (2) – polished and plated
- Steel (8) – polished and plated, or Bonderized and prime coated for painting
- Height of Hinge: 4.50 (+.000/-.015) for 4-1/2″ x 4″, 4.50 (+.000/-.015) for 4 1/2″ x 4-1/2″
- Hinge Type: Full mortise (1)
- Material Gauge: .134 ± .005 for 4-1/2″ x 4″, .134 ± .005 for 4-1/2″ x 4-1/2″
- Hinge Function: 5 Knuckle ball bearing (BB)
Attributes
Alternate Codes: 135378, BB1279US3NRP, BB81US345NRP, BB81US34-5NRP, BB81-US3-4.5 X 4.5 NRP, BB81-US3-4.5 X4.5 NRP, BB81US34.5X4.5NRP, FBB179US3NRP, PBBBB81US34-5NRP, PBBBB81-US3-4.5 X4.5 NRP, TA2714US3NRP
Category: Commercial Hinges, Hinges
Door Type: Metal Door, Wood Door
Finish Color: Bright Brass
Gauge: 0.134
Handing: Non-Handed
Hinge Rating: Standard Weight
Hinge Size: 4.5″ x 4.5″
Hinge Style: Full Mortise
Hinge Type: Butt Hinge
Mounting Holes: 8 Holes
Resources
- Cut Sheet
- Installation Sheet






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