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 5985-00-302-9394
NSN 6240-01-556-5480
NSN 5999-01-005-2826
NSN 6110-01-103-7332
NSN 6150-01-656-9785
NSN 5985-01-417-7650
NSN 5985-00-727-0482
NSN 5945-00-931-7632
NSN 5905-01-606-8668
NSN 5895-01-529-5404
NSN 5990-01-259-7138
NSN 5910-01-389-7886