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 6240-01-651-6892
NSN 2925-00-063-5898
NSN 6105-00-834-0169
NSN 5998-00-721-4701
NSN 5855-01-072-0410
NSN 5910-00-287-3258
NSN 6645-01-205-3869
NSN 5960-01-123-8775
NSN 6220-01-144-0775
NSN 6610-00-515-6462
NSN 6110-01-458-2094
NSN 6135-01-554-4281