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 6150-01-072-8362
NSN 5975-00-903-8860
NSN 5915-01-621-8904
NSN 6130-00-630-6370
NSN 5915-00-868-1462
NSN 5975-01-544-4806
NSN 5950-00-430-5670
NSN 6130-01-152-2019
NSN 5975-01-471-7549
NSN 5975-01-032-5982
NSN 5935-01-167-7790
NSN 5950-01-235-3251