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 5985-01-113-5690
NSN 5895-00-147-7034
NSN 6620-01-207-0667
NSN 4140-00-004-4544
NSN 5960-01-291-5593
NSN 6240-01-373-9423
NSN 5945-01-071-0443
NSN 6105-00-104-6853
NSN 5960-00-265-0726
NSN 6320-01-103-6218
NSN 5960-01-412-8650
NSN 6105-01-551-1263