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 5960-00-725-7519
NSN 6145-01-137-1637
NSN 5985-01-030-4195
NSN 5965-01-182-5768
NSN 6620-00-581-8984
NSN 7035-01-469-0109
NSN 5996-01-540-3576
NSN 5965-01-397-8389
NSN 6135-01-449-0625
NSN 5990-01-219-9018
NSN 6610-01-601-3944
NSN 5950-01-155-0816