Vacuum Gauge Leak Disc
Vacuum Gauge Leak Disc. ?inch and 5/16 inch apertures. A sandwiched ring of rubber on steel. Marked on one side 'LEAK DISC', Dimensions: 4" diameter. Used with 107?
Details
- Object Number:
- 1977-7049
- Materials:
- rubber (unidentified) and steel (metal)
- Measurements:
-
overall: 95 mm,
- type:
- vacuum gauge leak disc
- credit:
- British Rail, Historical Relics