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 5930-01-580-2321
NSN 6105-01-384-3687
NSN 6240-01-460-2097
NSN 5910-01-025-3357
NSN 6320-01-478-9351
NSN 5996-01-089-0514
NSN 5930-01-213-0348
NSN 6650-00-153-3155
NSN 6320-01-608-1935
NSN 6150-01-493-7965
NSN 6610-00-252-3405
NSN 6240-01-158-0402