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 5975-00-974-6704
NSN 5905-00-524-2259
NSN 6645-01-023-8020
NSN 6320-01-029-4220
NSN 6145-01-552-3576
NSN 6145-01-449-5734
NSN 6135-00-112-8637
NSN 6105-00-840-6433
NSN 6145-00-542-7980
NSN 7035-00-392-5417
NSN 6105-00-364-0928
NSN 5945-00-723-2949