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 5895-01-237-9899
NSN 6105-00-229-0505
NSN 5855-00-879-5849
NSN 6610-01-426-5090
NSN 5855-00-586-6255
NSN 5990-00-296-4825
NSN 5999-01-514-7439
NSN 5905-01-216-9044
NSN 5965-01-179-7749
NSN 5996-01-423-9423
NSN 6220-01-418-6954
NSN 6105-01-559-0176