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 5998-00-529-7699
NSN 5975-01-334-3747
NSN 6320-00-646-3311
NSN 5855-01-136-1916
NSN 5990-01-102-9617
NSN 5905-01-498-5227
NSN 6650-00-907-1495
NSN 5910-01-065-0977
NSN 6610-01-603-0703
NSN 5960-01-314-1822
NSN 6220-01-578-7084
NSN 5930-01-485-0364