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 5905-01-124-9615
NSN 5999-00-875-1148
NSN 5975-00-494-0703
NSN 6150-00-101-8895
NSN 5920-01-461-5888
NSN 5996-00-501-2617
NSN 6145-01-281-7222
NSN 6105-01-188-7292
NSN 5950-00-242-5910
NSN 5975-01-364-3693
NSN 5990-01-407-1474
NSN 6105-01-003-5902