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 5945-00-823-6156
NSN 5925-00-035-4126
NSN 5985-00-945-6947
NSN 5935-01-189-3731
NSN 2925-01-014-0118
NSN 6135-00-877-1659
NSN 5920-01-127-3769
NSN 6105-00-475-2645
NSN 5985-01-427-3734
NSN 5945-01-441-1861
NSN 6105-00-983-7255
NSN 6610-01-426-5090