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 6145-01-026-3827
NSN 6685-01-212-3972
NSN 5985-00-522-5495
NSN 6685-01-121-2193
NSN 6620-01-161-1200
NSN 5960-01-628-2760
NSN 6685-01-097-9062
NSN 5990-00-247-0975
NSN 6135-01-017-3001
NSN 6650-01-049-5361
NSN 6130-01-574-5811
NSN 5975-01-504-2549