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 5925-01-261-0820
NSN 6105-01-389-8685
NSN 5975-01-248-3717
NSN 5905-01-448-4308
NSN 6240-01-593-4728
NSN 6150-01-468-0243
NSN 5905-00-016-0449
NSN 5999-01-225-0099
NSN 6610-01-010-0276
NSN 5930-00-526-7645
NSN 5930-01-643-4486
NSN 6320-00-476-6898