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 5998-00-623-5676
NSN 6685-01-429-3274
NSN 5930-01-291-7836
NSN 5935-01-531-2271
NSN 5985-01-268-1359
NSN 2925-01-089-6269
NSN 5855-00-446-5921
NSN 5855-00-928-1912
NSN 5895-00-827-0240
NSN 6610-00-175-7250
NSN 5985-01-061-5194
NSN 6150-01-350-0983