BB5-HW NRP - 4.5" x 4.5" Heavy Weight NRP Ball Bearing Hinge (Non-Removable Pin) Finish:Stainless Steel, Marine Grade Friction Hold Open Arm with

Friction Hold Open Arm with PA Bracket

UL Listed for “A” Label 3 Hour Fire-Rated Doors

Maximum drop is 1/2"

Pushbutton in inside lever locks outside lever

BB5-HW NRP - 4.5" x 4.5" Heavy Weight NRP Ball Bearing Hinge (Non-Removable Pin) Finish:Stainless Steel, Marine Grade Friction Hold Open Arm withDesign Hardware BB5 HW Series 4 1 2 x 4 1 2 Full Mortise Five Knuckle Commercial Hinges, Heavyweight, Non Removable Pin The embodiment of small but mighty Ball bearing reduces friction to extend lifetime of hinge For use on heavy weight doors or doors with high frequency use More durable than standard hinges Swaging: 1 16 Swage standard which provides 1 16 of clearance between leaves Security NRP: NRP Non removable pin standard on all BB5 HW hinges