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 5950-01-356-2347
NSN 6620-01-076-8706
NSN 5945-00-269-3052
NSN 6240-01-138-4366
NSN 5855-01-550-5219
NSN 6320-01-154-1099
NSN 5950-01-408-5178
NSN 4140-00-838-1252
NSN 5915-01-383-7190
NSN 6240-00-493-3693
NSN 6685-00-207-4214
NSN 6685-01-535-0924