Ring for unloader piston
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 5915-01-617-7683
NSN 5998-01-391-4717
NSN 5996-01-382-8891
NSN 6145-00-466-4068
NSN 6685-00-296-0392
NSN 5895-01-475-7792
NSN 5945-01-438-7443
NSN 6130-01-158-6139
NSN 6320-01-328-6575
NSN 6645-01-335-2813
NSN 6610-00-183-0664
NSN 6620-01-480-6887