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 5950-01-016-8981
NSN 5930-00-967-4245
NSN 5835-01-332-2867
NSN 5925-01-357-5560
NSN 6320-01-330-8054
NSN 5945-00-682-3555
NSN 5935-01-193-7327
NSN 6650-01-359-1770
NSN 5975-01-287-2647
NSN 6145-01-528-4181
NSN 7035-01-606-5440
NSN 6320-00-779-5923