A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5965-01-397-8389
NSN 6105-00-989-9792
NSN 5998-01-575-8834
NSN 5835-00-170-5238
NSN 7035-01-547-0725
NSN 7035-00-756-4374
NSN 5975-00-035-6524
NSN 5920-01-063-4368
NSN 5965-01-543-4934
NSN 6105-01-322-8944
NSN 5835-01-329-4814
NSN 6145-00-291-5388