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 6620-00-155-2608
NSN 5945-00-992-9685
NSN 5960-01-111-7923
NSN 6650-01-231-9545
NSN 5915-00-739-7331
NSN 5999-00-040-1645
NSN 5960-01-485-2467
NSN 6650-01-027-9879
NSN 5910-01-416-7721
NSN 6645-00-258-8547
NSN 6685-01-424-3237
NSN 6110-01-145-3814