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)
- Recommended for high-frequency usage (400+ cycles per day)
- Made with four ball bearing assemblies
- 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 |