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 6145-00-343-5967
NSN 5965-00-493-6008
NSN 5930-01-237-6084
NSN 5915-01-010-1562
NSN 5985-01-500-1702
NSN 6135-00-593-6831
NSN 6685-00-241-1043
NSN 5915-01-322-8226
NSN 5910-01-630-0706
NSN 6240-00-340-6977
NSN 5998-01-023-8080
NSN 5945-01-578-4625