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 5999-01-039-7283
NSN 5930-01-084-5859
NSN 5920-00-900-7313
NSN 6135-01-659-5393
NSN 5855-01-323-5394
NSN 6610-01-529-5709
NSN 6110-01-500-2240
NSN 5975-01-186-2224
NSN 6685-01-207-1846
NSN 5920-01-463-9238
NSN 5930-01-165-1038
NSN 6220-00-770-7658