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 5910-00-969-5476
NSN 5930-01-650-1015
NSN 5835-00-491-3834
NSN 5935-00-801-5424
NSN 6650-01-327-5113
NSN 6220-00-503-2831
NSN 2925-01-281-6403
NSN 5935-00-114-3100
NSN 6685-01-460-7839
NSN 5925-00-446-2464
NSN 6620-00-955-6122
NSN 5855-01-327-5129