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 5985-00-147-4075
NSN 5920-01-147-4903
NSN 5905-01-398-0605
NSN 6645-00-877-6002
NSN 5905-01-459-2399
NSN 5835-01-193-6192
NSN 5915-00-869-8076
NSN 6105-00-012-8278
NSN 6105-00-723-2035
NSN 6645-00-303-7698
NSN 2925-00-816-8765
NSN 6645-00-153-3834