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 6650-00-179-8970
NSN 6220-01-620-2918
NSN 7035-01-143-3573
NSN 5996-00-892-3342
NSN 6130-00-452-1486
NSN 6145-01-649-3590
NSN 6240-00-841-0189
NSN 5960-01-219-0524
NSN 5950-01-321-4002
NSN 6620-00-977-3779
NSN 5920-01-438-6412
NSN 6320-01-415-0953