Arrow – MK33BD – Commercial Knob Set – 2-3/8” Standard Backset – Asylum / Institution- 10B – Oil Rubbed Bronze – Grade 2

The Arrow MK Series Knobs offer the designer, architect and contractor simple solutions to accessibility requirements. Their clean designs, architectural finishes and available functions make them ideal for commercial applications where heavy duty grade one hardware may not be necessary.More Information BelowLock Function ANSI F87 Asylum Lock:Deadlocking Latch Bolt Operated By Key In Lever From Either Side. Both Levers Are Always Inoperable.HandingReversibleDoor Thickness1-3/8″ (35mm) to 1-3/4″ (44mm)CylinderStandard : Solid brass, 6-pin, pinned 5, 2 brass keysBackset2-3/8″ (60mm) standardLock ChassisCold rolled steel with zinc dichromate finishfor corrosion resistance. Requires standard 2-1/8″ (54mm) borethrough door.LatchBrass with 1/2″ (13mm) throw. Latch housing is steel, with zinc dichromate finish for corrosion resistance.7/8″ (22mm) bore in edge of door is requiredLatch FrontStandard faceplate for 2-3/8″ (60mm) backset measures 2-1/4″ (57mm) x 1″ (25mm) witha flat frontStrikeStandard “T” strike measures 2-3/4″ (70mm) x 1-1/8″ (29mm)All strikes have a 1-1/4″ (32mm) lip to center dimensionFinish 613 – 10B -Oil Rubbed Bronze CertificationsExceed ANSI A 156.2Grade 2 locked lever torque requirement.Tested to exceed 4,000,000 cycles, ANSI Grade 2 requirementBHMA CertifiedUL 3-hour Fire RatedManufacturer WarrantyLimited lifetime mechanical warrantyDownloadsTemplate