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 5965-01-515-0589
NSN 6110-01-419-4351
NSN 5920-01-620-0901
NSN 5996-00-402-9571
NSN 5990-01-514-8708
NSN 7035-00-179-3924
NSN 5950-00-755-7926
NSN 6135-01-067-8331
NSN 5960-00-512-9121
NSN 5998-01-650-6929
NSN 6135-00-613-1068
NSN 5835-00-545-8219