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 5985-01-067-9524
NSN 6620-01-476-4567
NSN 5925-01-466-9925
NSN 5975-00-903-7104
NSN 5990-01-145-2878
NSN 6150-00-961-9584
NSN 6105-00-064-9733
NSN 5999-00-594-9180
NSN 5920-01-627-2440
NSN 5855-00-089-3974
NSN 5975-01-100-1063
NSN 6105-00-124-3448