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 6240-00-952-1906
NSN 6150-01-603-2217
NSN 7035-01-155-0153
NSN 5999-00-134-9718
NSN 5905-01-512-3374
NSN 6110-00-284-1161
NSN 6105-01-181-7215
NSN 5935-01-555-7828
NSN 6645-00-052-3201
NSN 5930-01-246-6225
NSN 5975-01-093-9063
NSN 5965-01-140-1522