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 6645-00-574-9712
NSN 6685-00-073-1222
NSN 5855-01-316-3634
NSN 5996-01-410-6984
NSN 6105-01-185-5050
NSN 6135-01-079-7852
NSN 5950-01-260-5289
NSN 5945-01-111-6729
NSN 5999-01-183-0796
NSN 5935-00-091-5264
NSN 6240-01-242-0149
NSN 5945-00-230-6445