Browse Standards AMS7312C
Historical REVISED 1969-05-01

Piston Rings, Centrifugally-Cast Iron AMS7312C

This specification covers a centrifugally-cast, alloyed iron in the form of sleeves for the fabrication of piston rings. Primarily for use as top compression rings, oil scraper rings, and dual oil control rings in aircraft piston engines.
AMS7312H
2016-01-13
Latest
Stabilized
AMS7312G
2011-05-26
Historical
Reaffirmed
AMS7312F
1995-05-01
Historical
Reaffirmed
AMS7312E
1983-10-01
Historical
Revised
AMS7312D
1974-06-01
Historical
Revised
AMS7312C
1969-05-01
Historical
Revised
AMS7312B
1958-01-01
Historical
Revised
AMS7312A
1950-06-01
Historical
Revised
AMS7312
1945-10-01
Historical
Issued

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