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 5915-00-907-5761
NSN 6645-01-558-6229
NSN 6240-00-170-5302
NSN 6220-01-605-0491
NSN 5835-01-432-1277
NSN 4140-01-624-6090
NSN 6240-01-278-9801
NSN 5985-01-519-2637
NSN 4140-00-517-7902
NSN 5945-01-445-6081
NSN 5965-01-207-7026
NSN 5910-01-037-0935