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 6110-01-508-4968
NSN 6240-01-166-4517
NSN 6135-01-321-5659
NSN 5985-01-171-9567
NSN 5835-01-290-9763
NSN 5930-00-974-5308
NSN 5855-01-469-6123
NSN 6105-01-626-3899
NSN 6650-01-539-6634
NSN 5895-01-100-4535
NSN 5895-01-044-5332
NSN 4140-01-386-5630