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 6135-01-022-5427
NSN 2925-00-258-9786
NSN 6620-01-262-9489
NSN 6150-00-602-5026
NSN 5945-01-275-3080
NSN 5965-01-633-8849
NSN 6320-00-389-4756
NSN 5930-00-754-4110
NSN 5835-01-485-0210
NSN 4140-00-920-6393
NSN 6240-01-235-8281
NSN 5895-01-300-0816