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 5996-01-287-0656
NSN 5945-01-444-9331
NSN 6110-01-461-4727
NSN 5945-01-058-4435
NSN 6620-01-441-0240
NSN 5998-01-408-6709
NSN 5895-01-281-7726
NSN 5999-01-633-7143
NSN 5990-01-411-5930
NSN 5950-00-134-6554
NSN 6645-01-012-7670
NSN 5835-01-209-6410