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 5855-00-058-1293
NSN 6150-01-481-7702
NSN 5910-00-941-2227
NSN 5965-01-210-7784
NSN 5945-01-142-0224
NSN 5930-01-463-6249
NSN 6645-00-166-7926
NSN 7035-01-023-7859
NSN 5915-01-197-1857
NSN 6105-00-847-8199
NSN 4140-01-442-3063
NSN 5905-00-143-0943