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 6645-01-265-0648
NSN 5985-00-906-2966
NSN 5910-01-322-3878
NSN 5855-01-434-8467
NSN 6145-01-229-0326
NSN 6110-01-215-2080
NSN 5920-01-211-5557
NSN 5915-00-189-7514
NSN 5950-01-477-5075
NSN 6150-00-371-3540
NSN 5975-01-450-7350
NSN 6145-01-253-5964