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 5855-01-351-6277
NSN 5985-01-012-2025
NSN 5910-01-399-0255
NSN 6645-01-334-7326
NSN 5999-00-144-7698
NSN 7035-01-387-0493
NSN 6650-00-111-3399
NSN 5996-00-910-0255
NSN 5950-01-023-7692
NSN 6150-00-038-5009
NSN 5950-00-430-8529
NSN 5915-01-517-5288