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 5985-01-447-2974
NSN 7035-01-388-6943
NSN 6220-00-789-5880
NSN 5910-01-186-0104
NSN 6110-01-213-3246
NSN 6105-01-433-2204
NSN 5996-01-298-7985
NSN 5920-01-484-1842
NSN 6110-00-221-1868
NSN 5835-01-632-6627
NSN 5935-00-982-4817
NSN 2925-01-548-6674