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 5910-00-559-7389
NSN 6320-00-931-4855
NSN 5996-01-350-4139
NSN 5998-01-396-2685
NSN 5960-00-988-5737
NSN 5945-01-578-4625
NSN 6130-01-026-9822
NSN 5910-01-616-2177
NSN 5950-01-205-4744
NSN 6135-01-656-7556
NSN 6650-01-122-0169
NSN 4140-00-283-6843