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 5855-00-941-6412
NSN 6240-00-201-1200
NSN 6240-01-234-1594
NSN 5835-00-468-3367
NSN 6130-01-092-7785
NSN 6645-01-097-5831
NSN 5998-01-595-3488
NSN 5965-01-476-4228
NSN 6240-00-156-1607
NSN 6650-00-891-9850
NSN 5925-00-665-7946
NSN 5960-00-778-3857