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 6650-01-322-6431
NSN 6220-00-376-6533
NSN 5925-00-406-4238
NSN 5930-00-983-0750
NSN 6320-00-308-7386
NSN 5996-01-448-0920
NSN 5950-00-221-5770
NSN 6320-01-181-9474
NSN 5930-01-348-6075
NSN 6150-01-264-1319
NSN 5996-01-013-8824
NSN 5935-01-284-9769