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 5895-01-394-5469
NSN 6650-01-293-4532
NSN 5835-00-170-5238
NSN 6150-01-576-8027
NSN 6135-01-321-5659
NSN 6130-01-225-0675
NSN 6610-01-541-0880
NSN 6240-00-531-3187
NSN 5975-01-579-9910
NSN 6685-00-585-0077
NSN 6610-01-561-4139
NSN 5895-00-224-4442