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 5910-00-969-2460
NSN 6610-00-001-9683
NSN 5960-00-271-1396
NSN 5905-01-245-6412
NSN 5996-00-344-9459
NSN 7035-00-463-7143
NSN 5998-01-164-8031
NSN 5925-01-442-8589
NSN 5930-01-623-9831
NSN 5990-01-512-9129
NSN 5985-01-533-1256
NSN 5950-01-220-8640