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 6650-00-425-7028
NSN 5910-01-251-2858
NSN 6610-01-474-5206
NSN 6130-01-289-6017
NSN 6130-01-388-6665
NSN 5935-01-154-2738
NSN 6105-00-943-8327
NSN 5975-00-726-3565
NSN 5996-00-822-8182
NSN 5925-01-377-1132
NSN 5950-00-468-6695
NSN 6130-00-131-2307