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 5925-01-447-9767
NSN 6645-01-080-6052
NSN 5855-01-085-5354
NSN 5945-01-037-0086
NSN 5975-00-035-6524
NSN 6105-00-166-9745
NSN 6320-00-823-2015
NSN 5930-00-288-1882
NSN 5925-01-594-1873
NSN 6105-01-226-2252
NSN 6240-00-197-6819
NSN 6145-01-653-6484