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 5910-01-476-7272
NSN 6650-01-037-1948
NSN 5965-00-263-1226
NSN 6145-01-233-9834
NSN 5950-00-241-3787
NSN 6220-00-023-4344
NSN 5998-01-457-7608
NSN 6685-01-361-9258
NSN 5998-00-365-8887
NSN 5999-01-650-3566
NSN 5920-01-054-7230
NSN 5915-01-196-6016