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 6645-01-576-9896
NSN 5999-00-061-4600
NSN 5920-01-048-7462
NSN 5996-01-456-0488
NSN 6110-00-699-1495
NSN 5965-00-465-9566
NSN 7035-00-361-5975
NSN 6610-00-468-1958
NSN 5990-01-152-3974
NSN 5950-01-385-2866
NSN 5998-01-531-7840
NSN 5985-01-020-7203