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 6610-01-545-5648
NSN 6145-00-100-4358
NSN 5990-01-378-7349
NSN 5905-01-580-1034
NSN 6240-01-072-6619
NSN 4140-00-547-8918
NSN 6145-01-424-0354
NSN 6110-01-506-1442
NSN 5965-01-398-8871
NSN 6130-01-179-7564
NSN 6220-01-222-6516
NSN 5975-00-090-4881