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 5999-01-271-8238
NSN 5930-01-025-0658
NSN 6650-01-396-3287
NSN 5910-01-309-0363
NSN 5895-01-442-8459
NSN 7035-01-479-5268
NSN 6685-01-443-3575
NSN 5835-01-535-0948
NSN 5925-00-752-8292
NSN 5999-01-150-1804
NSN 4140-01-077-7555
NSN 6320-01-352-8084