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 5965-01-416-8138
NSN 6130-01-323-7051
NSN 5945-00-482-5771
NSN 6620-00-596-1951
NSN 5985-01-263-2543
NSN 7035-01-123-8723
NSN 2925-01-645-2948
NSN 5910-00-145-9959
NSN 5905-01-160-8802
NSN 5935-01-655-6943
NSN 6240-01-252-1544
NSN 5999-01-385-9125