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 6645-01-286-1924
NSN 5935-00-125-2449
NSN 5965-01-133-3985
NSN 6105-01-436-9230
NSN 6135-01-100-3593
NSN 5835-01-580-0446
NSN 5855-01-525-4433
NSN 5835-01-602-0311
NSN 6105-01-522-5742
NSN 6130-00-691-8533
NSN 6130-01-423-8338
NSN 5965-00-984-1393