Steel centre gauge

Made:
Sheffield

Steel centre gauge, Whitworth standard 55 degree angles. Pattern no. 878, and steel centre gauge, U.S. standard angle, 60 degrees pattern no. 879, both mounted together on a display board (see 2 stroke nos).

Details

Category:
Industrial Metrology
Object Number:
1919-255
Materials:
steel (metal)
Measurements:
display board (shared): 3.5433 x 4.5276 x 3.5433 in.
9 x 11.5 x 9 cm
type:
thread gauge

Parts

Steel centre gauge

Steel centre gauge

Steel centre gauge, Whitworth standard 55 degree angles. Pattern no. 878, mounted on a display board with 1919-255/2

Measurements:
display board (shared): 3.5433 x 4.5276 x 3.5433 in.; 9 x 11.5 x 9 cm
Materials:
steel
Object Number:
1919-255/1
type:
thread gauge
Image ©
The Board of Trustees of the Science Museum
Steel centre gauge

Steel centre gauge

Steel centre gauge, U.S. standard angle, 60 degrees pattern no. 879, mounted on a display board with 1919-255/1

Materials:
steel
Object Number:
1919-255/2
type:
thread gauge
Image ©
The Board of Trustees of the Science Museum