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 5999-01-187-2335
NSN 6610-01-200-6861
NSN 5910-00-368-4108
NSN 6320-01-512-2031
NSN 6110-01-221-3124
NSN 6220-01-155-0859
NSN 5895-01-495-8647
NSN 6320-00-456-2092
NSN 6620-01-566-3456
NSN 7035-00-631-3782
NSN 5965-01-559-1056
NSN 5945-01-492-9907