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 6320-00-036-3688
NSN 5855-00-879-5849
NSN 6650-01-146-5000
NSN 5996-00-330-9184
NSN 6130-00-470-0522
NSN 5990-01-197-6922
NSN 6110-01-594-1864
NSN 5910-01-189-5876
NSN 5990-01-633-9503
NSN 6220-01-060-3336
NSN 6220-01-643-8478
NSN 5960-01-458-0774