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 6645-00-445-8143
NSN 5835-00-332-4450
NSN 6645-00-372-2618
NSN 5965-00-945-8443
NSN 6620-00-241-2165
NSN 5960-01-328-8248
NSN 5895-01-226-3157
NSN 6110-01-526-3516
NSN 6130-00-335-9712
NSN 5990-01-235-8404
NSN 5945-00-080-1364
NSN 5960-01-513-3230