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 5985-01-412-2573
NSN 6645-01-028-2186
NSN 6110-01-113-7642
NSN 5915-00-145-6181
NSN 5996-01-088-6685
NSN 6650-01-202-8014
NSN 5835-01-141-8823
NSN 6620-00-280-2874
NSN 6240-00-935-1480
NSN 5855-00-433-2377
NSN 4140-00-111-3247
NSN 5975-01-443-2398