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 5905-00-419-2865
NSN 5835-01-459-7428
NSN 5975-01-094-6250
NSN 5895-01-350-9342
NSN 5996-01-044-2465
NSN 5990-01-658-9964
NSN 5990-00-140-1159
NSN 6220-01-625-6475
NSN 5985-01-471-0271
NSN 6650-01-316-3274
NSN 5960-01-511-4423
NSN 6220-01-525-8097