Cast iron no.4031-a, 1.500 in. Lg, 3.969 in.0d, center hole 1.001 in.
No other part numbers with same form, fit, and function found.
A cylindrical item which moves or reciprocates in a linear actuating cylinder to convert fluid energy to mechanical force. it may include an integral rod.
NSN 5925-01-363-3245
NSN 5855-01-165-2177
NSN 6105-01-126-9008
NSN 6130-01-523-9113
NSN 4140-01-034-1135
NSN 5915-01-330-7664
NSN 6220-01-568-8419
NSN 5996-00-151-4462
NSN 6130-00-127-8270
NSN 5975-00-155-4181
NSN 5855-00-405-4532
NSN 5835-01-317-4840