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 5905-01-264-0605
NSN 5915-01-378-2621
NSN 6620-01-177-5567
NSN 5965-01-142-8044
NSN 5960-01-563-4797
NSN 5935-01-206-4968
NSN 6110-00-186-2542
NSN 6110-01-394-5302
NSN 5910-01-433-5794
NSN 5998-00-814-8394
NSN 5920-01-085-3505
NSN 6620-00-203-9466