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 5915-01-460-8493
NSN 5920-00-676-9113
NSN 6240-00-334-6766
NSN 6645-01-656-6416
NSN 2925-01-123-5856
NSN 6620-00-292-7000
NSN 2925-01-088-3612
NSN 5996-01-281-3234
NSN 5950-01-196-7158
NSN 6685-01-523-6889
NSN 5999-00-510-9659
NSN 5835-01-595-4099