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 7035-01-158-8860
NSN 6150-01-289-5090
NSN 5960-01-435-1167
NSN 5835-00-725-2087
NSN 6105-00-787-0534
NSN 6130-01-310-0287
NSN 5935-01-625-9947
NSN 6610-00-076-5613
NSN 5910-01-060-1416
NSN 6110-01-483-9207
NSN 5910-00-995-0995
NSN 6145-01-319-5311