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 5960-00-296-1161
NSN 5895-00-810-9050
NSN 5965-01-027-6554
NSN 5996-01-106-2763
NSN 5935-01-194-7809
NSN 6650-01-358-5850
NSN 6685-01-281-0519
NSN 5965-01-360-0454
NSN 6135-01-481-7400
NSN 5965-01-197-6924
NSN 5960-00-401-0794
NSN 5930-00-600-5378