1 1/2 S.E.A. Piston Rod packing rings, for 2 1/2"

SMG00268532

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SMG00268532
Science Museum Group
© The Board of Trustees of the Science Museum

1 1/2 S.E.A. Piston Rod packing rings, for 2 1/2" dia. rod, one of them cut in halves ( Trist's patent 1903-07)

Details

Category:
Motive Power
Object Number:
1914-193
credit:
Trist, R. and Co. Ltd.