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 5855-01-496-4265
NSN 5920-01-293-4130
NSN 6610-01-335-1660
NSN 5975-00-583-8625
NSN 6130-01-018-1638
NSN 6110-00-066-9614
NSN 6620-00-407-0102
NSN 6105-01-442-7801
NSN 6685-01-607-9724
NSN 5925-01-608-4702
NSN 2925-00-945-0792
NSN 5930-01-541-5101