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 5975-01-384-3723
NSN 5895-00-152-0104
NSN 5920-01-349-2733
NSN 5895-01-459-9393
NSN 6240-01-364-8696
NSN 5985-01-534-7728
NSN 5925-01-445-5333
NSN 5945-01-288-4404
NSN 5960-00-060-3752
NSN 5965-01-328-9765
NSN 6110-01-483-7959
NSN 5920-01-545-5080