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 5895-00-116-7411
NSN 6220-01-467-1941
NSN 5999-01-180-9176
NSN 6650-01-190-7050
NSN 5965-01-441-1525
NSN 6610-00-624-4494
NSN 6220-00-969-4651
NSN 6110-01-392-0498
NSN 6645-01-385-7033
NSN 5915-00-824-4088
NSN 6130-01-263-0696
NSN 6650-01-542-6464