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 5920-01-624-8589
NSN 6645-00-376-4829
NSN 5990-01-147-5225
NSN 6145-00-135-1436
NSN 6620-01-341-8372
NSN 6105-01-453-9047
NSN 6685-01-355-7377
NSN 5835-01-250-2939
NSN 6130-01-602-8991
NSN 5920-00-391-6252
NSN 6650-01-113-7563
NSN 5998-01-296-8473