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 5905-00-721-4378
NSN 7035-00-572-7086
NSN 6610-00-898-0020
NSN 5950-01-173-0737
NSN 5910-00-684-6784
NSN 5905-01-469-9745
NSN 5965-01-453-4403
NSN 5975-00-819-6243
NSN 5835-01-016-8461
NSN 6650-01-406-4959
NSN 5999-00-853-6860
NSN 5935-01-167-8190