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 7035-01-577-5065
NSN 5965-01-467-0956
NSN 6110-00-156-6468
NSN 5895-00-951-3995
NSN 5945-01-020-9877
NSN 6685-01-546-1569
NSN 6150-01-440-2950
NSN 6610-00-042-8461
NSN 5998-00-475-4705
NSN 5998-01-609-6622
NSN 6110-01-064-1044
NSN 6240-01-204-1918