trudoor-bb-hw-heavyweight-ball-bearing-hinge-4.5x4.5
Trudoor's Choice for heavyweight hinges

Trudoor BB-HW-NRP – 4.5″ x 4.5″ Heavy Weight NRP Ball Bearing Hinge (Non-Removable Pin)

Usually Ships: Same Day
  • For heavyweight doors and/or high-frequency usage
  • NRP (non-removable pin) – set screw in barrel
  • .180 heavyweight, 4 ball bearings

Available Options:

Product Overview

Trudoor BB-HW Series 4-1/2 x 4-1/2 Full Mortise Five Knuckle Commercial Hinges, Heavyweight, Non-Removable Pin, Square Corner

BB-HW Series butt hinges are perfect for heavyweight or frequently used commercial wood or metal doors, as they exceed all code requirements and offer value, durability, and consistent performance.

  • Recommended for heavier weight doors (>150 lbs)ƒ
  • Recommended for high-frequency usage (400+ cycles per day) ƒ
  • Made with four ball bearing assembliesƒ
  • Meets ANSI A156.2 – dimensions and tolerances conform to ANSI – A156.7
  • NRP (non-removable pin) standard – security feature for outswing doors
  • 5 knuckle, templated hole locations for wood or metal doors & frames
  • Packed with 1/2” x 12-24 machine and 1” x #12 wood screws (use #3 driver bit)

Cross Reference

BB-HW Series hinges can be specified as a substitute or direct replacement for: Bommer BB5004 / BB5005, Cal-Royal BB5200, Design Hardware BB5-HW, Doormerica DH-BB168, Ecco ECBB1102 / ECBB1103, Hager BB1168 / BB1199 , Ives 5BB1HW, Mac Pro MPB99 / MPB68, McKinney T4A3786 / T4A3386, PBB 4B81 / 4B51, Stanley FBB168 / FBB199

Brand

Finishes

630 Satin Stainless Steel, 652 Satin Chrome
Hinge Type

Full Mortise
Size

4.5" x 4.5"
Bearings

Ball Bearing
Knuckles

Five
Material

Steel (ANSI A8112) or Grade 304 Stainless Steel (ANSI A5112)
Gauge

0 .180
ANSI/BHMA Standard

Meets ANSI/BHMA A156 .1
Usage

Heavy Duty
Fire Rating

Approved for most types of fire doors up to 4’ x 10’ – refer to NFPA80

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Trudoor BB-HW-NRP – 4.5″ x 4.5″ Heavy Weight NRP Ball Bearing Hinge (Non-Removable Pin)