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 5975-00-914-1075
NSN 5998-01-426-1956
NSN 5965-00-866-3371
NSN 6240-01-221-1378
NSN 5855-01-301-0158
NSN 5965-00-726-3168
NSN 6650-01-349-3503
NSN 5950-00-361-9481
NSN 5999-01-648-5272
NSN 6110-01-046-9531
NSN 4140-01-591-6540
NSN 5975-01-012-0792