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 6130-01-458-6896
NSN 5935-01-392-1156
NSN 5910-00-864-8416
NSN 5915-00-978-1442
NSN 6610-00-604-0045
NSN 2925-01-391-9247
NSN 5999-01-112-7794
NSN 5930-00-381-0519
NSN 5930-01-271-2274
NSN 6620-00-333-5503
NSN 5855-00-228-8446
NSN 5965-00-150-1144