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 5965-01-097-4867
NSN 5985-00-296-9999
NSN 6645-01-166-8904
NSN 5990-00-186-2445
NSN 5975-01-495-7208
NSN 5998-00-097-3846
NSN 5915-00-288-0071
NSN 7035-01-183-7550
NSN 5996-01-607-5845
NSN 5950-00-110-3500
NSN 5945-01-355-1460
NSN 5905-01-553-4649