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 6145-01-242-9211
NSN 5930-01-448-9586
NSN 6645-01-613-2053
NSN 6645-01-624-7209
NSN 5910-00-964-2368
NSN 5996-01-568-0344
NSN 5998-01-441-9593
NSN 5965-01-529-9938
NSN 5905-00-553-9985
NSN 5855-01-068-3683
NSN 6610-01-220-9986
NSN 6220-01-463-3380