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 5975-01-176-3615
NSN 6620-01-645-0802
NSN 5935-01-146-3988
NSN 4140-00-714-2288
NSN 5975-01-242-9549
NSN 5960-01-425-1454
NSN 6135-00-803-3012
NSN 5990-01-113-8121
NSN 5960-01-498-9427
NSN 5985-01-599-7608
NSN 5905-01-586-7366
NSN 2925-01-233-8545