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 6105-00-922-2959
NSN 5915-00-951-1973
NSN 6145-01-431-2262
NSN 6145-00-801-4621
NSN 6110-01-059-8599
NSN 4140-00-006-4188
NSN 5965-01-592-3051
NSN 6135-01-230-4399
NSN 7035-00-849-5526
NSN 5935-00-707-1168
NSN 5945-00-940-7414
NSN 6135-00-044-3860