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 6135-01-031-3032
NSN 6145-01-586-4679
NSN 5985-01-609-5342
NSN 5965-01-375-1317
NSN 5960-01-411-0999
NSN 5975-00-961-9793
NSN 6105-01-485-6976
NSN 5905-01-217-9745
NSN 6610-00-941-0509
NSN 5930-00-225-3834
NSN 5985-01-288-1785
NSN 5855-01-041-9392