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 6110-00-493-8952
NSN 6130-01-473-1805
NSN 6220-01-160-7247
NSN 6130-00-163-9511
NSN 5998-01-474-5174
NSN 5915-00-299-1972
NSN 6150-01-432-2376
NSN 6220-01-359-6615
NSN 6150-01-462-1824
NSN 5996-01-258-6550
NSN 5960-01-192-7710
NSN 6135-01-542-5902