S. Parker Hardware Extra Hd Ball Knob – Entry Lock Polished Brass Keyed Alike In 4 – Pkg Qty 4

UL lised locks have three hour fire rated latches. ANSI- A 156.2, Series 4000, Grade 2, Federal Specifications FF-H-106C, Series 160. Lock Housing and Chassis – Cold rolled steel with zinc dichromate finish for corrosion resistance. Requires standard 2-1/8″ (53.97mm) bore through door. Backset: 2-3/4″, optional- 2-3/8″. Door Thickness: 1-3/8″ to 1-3/4″. Latch: Brass 1/2″ throw, UL available,. Guarded Latchbolt on all keyed functions. Latch front: 1″ X 2-1/4″ for 2-3/8″ backset or 1-1/8″ X 2-1/4″ for 2-3/4″ backset. Strike: 4-7/8″ A.S.A, option-2-3/4″ T strike, or 2-1/4″ full lip strike. Cylinder: Solid brass 6 pin keyed 5, SC-1 keyway, #1145 or AR-1 keyway. Locks will accept Lori plugs. Master key and Grand Master key available. Keys: 2 per lock. Handed: Non-handed. Finishes: US3, US32D. Standard Package: Keyed functions include – 2-3/4″ backset latch- (UL available), 4-7/8″ A.S.A strike SC-1 keyway, 2 spin on roses, 2 keys. Trim: Knob 2-1/4″ dia., Rose 3″ dia.2 Polished Brass Finish.