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 5910-01-633-9963
NSN 5895-01-254-1219
NSN 5985-01-450-2186
NSN 6650-01-586-3131
NSN 2925-01-065-0060
NSN 5990-01-548-3711
NSN 5920-01-463-3525
NSN 5945-01-491-2939
NSN 5910-00-905-5823
NSN 7035-00-179-3924
NSN 5835-01-519-3834
NSN 5996-00-337-5158