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 6645-01-432-7943
NSN 6110-01-215-7681
NSN 5960-01-157-4509
NSN 5990-01-521-7890
NSN 5910-00-835-5885
NSN 5960-00-539-7914
NSN 5910-00-394-1690
NSN 6135-00-369-2368
NSN 5895-00-765-4482
NSN 5910-01-010-3694
NSN 5925-00-931-6138
NSN 5985-00-141-9036