Chubb/Union 3K74E 5 lever mortice lock. 67 mm case depth.
This is the E series Chubb lock and takes different levers and curtians.
- Case depth 67 mm.
- Backset 40 mm.
- 2 - bolt lock combining a 14 mm deadbolt and a roller latch.
- Key & handle operated from both sides of the door.
- 8 mm handle follower.
- 57 mm pitch.
- Brass bolt with hardened steel rollers.
- Supplied with hardened steel plate covering bolt work.
- Supplied with 2 keys.
- Finished in polished brass.
Backset: 40 mm
Key Profile: CHC
Lock Pitch In mm: 57
Number Of Levers: 5
Accepts Bit Key: Yes
