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 5895-00-958-2011
NSN 5960-01-617-6345
NSN 6105-00-186-9380
NSN 5999-01-318-3396
NSN 5925-01-611-2749
NSN 5999-00-737-8862
NSN 6130-01-428-2555
NSN 2925-01-334-7122
NSN 5930-00-618-2433
NSN 5925-01-082-9349
NSN 5945-00-642-5755
NSN 6610-01-023-1812