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 5998-01-137-7443
NSN 6135-01-089-4888
NSN 6320-01-436-9228
NSN 5998-00-182-7130
NSN 6150-01-157-4090
NSN 6135-01-222-0703
NSN 5895-00-632-0901
NSN 5855-01-070-8084
NSN 6240-00-471-5399
NSN 6105-01-565-1443
NSN 5915-00-584-3512
NSN 6645-01-607-9104