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 6645-00-244-0359
NSN 5915-01-633-9845
NSN 5835-01-119-8561
NSN 6135-00-451-0709
NSN 6620-01-396-2149
NSN 6220-01-313-8658
NSN 5920-00-054-0172
NSN 5930-01-583-1393
NSN 6320-00-389-4756
NSN 5990-01-162-9220
NSN 5855-01-526-5993
NSN 5835-00-841-2650