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 5996-01-383-7018
NSN 6620-01-034-4539
NSN 5999-00-343-2978
NSN 5935-00-577-4060
NSN 5895-01-394-7138
NSN 6130-01-150-4450
NSN 5975-00-865-3537
NSN 6135-00-269-5843
NSN 5985-01-499-9162
NSN 2925-00-365-3289
NSN 5895-01-377-4613
NSN 5960-01-319-6735