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 5965-00-177-2932
NSN 5855-01-088-8700
NSN 6645-00-780-5260
NSN 6610-01-338-6272
NSN 6650-00-118-5600
NSN 5905-01-313-2343
NSN 5910-01-333-4896
NSN 5905-00-420-5711
NSN 5930-00-209-1076
NSN 5855-01-634-0259
NSN 5975-01-214-4577
NSN 6145-01-255-0270