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 6610-00-292-9895
NSN 4140-01-273-0196
NSN 5915-01-198-0541
NSN 6220-01-099-3429
NSN 5975-01-310-8567
NSN 5996-01-309-8450
NSN 6135-00-166-5984
NSN 5960-01-516-7264
NSN 5910-01-007-2577
NSN 5910-01-240-1806
NSN 5895-01-200-8841
NSN 2925-00-149-0760