Specification Sheet

5
2.5″ (64mm) Backset Mortise Locks
2.5″ Backset Mortise Lock
Passage
Latch bolt by knob either side.
Weight: 2.5 lbs. (1.13kg)
No. 6318 Knob Function
No. 6318-LS Lever Function
Residential Entrance—Emergency Egress
Latch bolt by knob from either side, except when outside knob is locked by
stop in front; then latch bolt by key outside and knob inside. Dead bolt by key
outside and turn piece inside. When dead bolt is thrown, stop is automatically
activated making outside knob rigid. Inside knob retracts latch and dead bolt
simultaneously but DOES NOT free outside knob.
1″ (25mm) throw dead bolt with saw-proof inserts is standard equipment.
When extended, dead bolt deadlocks latch bolt.
Weight: 3 lbs. (1.36kg)
NOTE: Lock function is not reversible – specify hand.
Not recommended for double cylinder applications.
Entrance and Storeroom
Latch bolt by knob from either side. Dead bolt by key outside and turn
piece inside.
1″ (25mm) throw dead bolt with saw-proof inserts is standard equipment.
When extended, dead bolt deadlocks latch bolt.
Weight: 2.8 lbs. (1.27kg)
NOTE: May be used in single or double cylinder applications.
No. 6375 Knob Function
No. 6375-LS Lever Function
No. 6310 Knob Function
No. 6310-LS Lever Function
Bathroom and Bedroom
Latch bolt by knob either side. Dead bolt by turn piece inside and
emergency key No. 0417 outside.
1″ (25mm) throw dead bolt with saw-proof inserts is standard equipment.
When extended, dead bolt deadlocks latch bolt.
Weight: 2.8 lbs. (1.27kg)
*NOTE: For patio function, do not specify emergency release trim.
No. 6315* Knob Function
No. 6315-LS Lever Function