Sigma Instruments thickness gauge
Sigma Instruments thickness gauge, 1951.
- Measurements:
-
18.8976 x 8.2677 x 8.2677 in.; 48 x 21 x 21 cm
- Materials:
- steel
- Object Number:
- 1982-918/1
- type:
- mechanical comparstor
Sigma Instruments thickness gauge
- Made:
- 1951 in Letchworth
Sigma Instruments thickness gauge, 1951 stored in a box and fitted with a inspection fitting for measuring screw thread acceptibility. Purchased from Plessey Records in 1951.
Details
- Category:
- Industrial Metrology
- Object Number:
- 1982-918
- Materials:
- steel and glass
- Measurements:
-
.8976 x 8.2677 in.; cm
- type:
- mechanical comparator
- credit:
- Gift of Nottingham City Museums & Galleries
Parts
Adapter for screw thread measurement, for Sigma Instruments thickness gauge
Adapter for screw thread measurement using the Sigma Gauge, complete with thread standards, 1951
Adapter for screw thread measurement, for Sigma Instruments thickness gauge
Adapter for screw thread measurement using the Sigma Gauge, complete with thread standards, 1951
- Materials:
- steel (metal)
- Object Number:
- 1982-918/2/1
- type:
- adapter
- Image ©
- The Board of Trustees of the Science Musuem
- Part of:
- 1982-918/2
Cardboard box for adapter for screw thread measurement
Cardboard box, from adapter for screw thread measurement using the Sigma Gauge, complete with thread standards, 1951
- Materials:
- cardboard
- Object Number:
- 1982-918/2/2
- type:
- box - container
- Image ©
- The Board of Trustees of the Science Museum
- Part of:
- 1982-918/2
Thread standards from adapter for screw thread measurement
Thread standards, from adapter for screw thread measurement using the Sigma Gauge, 1951
- Materials:
- steel (metal)
- Object Number:
- 1982-918/2/3
- Image ©
- The Board of Trustees of the Science Museum
- Part of:
- 1982-918/2
