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 5945-01-086-4415
NSN 5915-00-594-4451
NSN 5855-01-088-8700
NSN 5855-01-245-8689
NSN 7035-01-284-5043
NSN 5999-00-171-3432
NSN 5945-01-601-3648
NSN 5920-01-433-1242
NSN 5895-01-508-3538
NSN 5910-01-145-7333
NSN 6650-01-221-5367
NSN 5990-00-275-7819