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 5930-00-412-0324
NSN 5915-01-501-2590
NSN 6135-01-643-5809
NSN 5985-01-643-0872
NSN 6685-01-516-7535
NSN 5975-01-481-0244
NSN 5925-00-822-6822
NSN 6110-00-837-2282
NSN 5945-01-309-9675
NSN 5985-00-840-4635
NSN 5965-00-644-0334
NSN 6645-01-057-5436