Two-bolt mortice lock 3K74 and two keys by Chubbs

Two-bolt mortice lock 3K74 and two keys by Chubbs, 1972.

Details

Category:
Locks & Fastenings
Object Number:
1977-136
type:
lock
credit:
Chubb & Son's Lock & Safe Co. Ltd.

Parts

Two-bolt mortice lock 3K74 with one of two keys by Chubbs

Two-bolt mortice lock 3K74 with one of two keys by Chubbs

Two-bolt mortice lock 3K74 with one of two keys by Chubbs, 1972.

Measurements:
Lock: H=152 mm
W=182 mm
D=25 mm. Key: H=62 mm
W=24 mm
D=7 mm
Materials:
acrylic , brass (copper, zinc alloy) and steel (metal)
Object Number:
1977-136/1
type:
mortise locks
One of two keys for Chubb two-bolt mortice lock, 1972

One of two keys for Chubb two-bolt mortice lock, 1972

One of two keys for two-bolt mortice lock 3K74 by Chubbs, 1972.

Object Number:
1977-136/2
type:
key - hardware
Image ©
The Board of Trustees of the Science Museum