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 6320-01-547-9877
NSN 6145-01-128-5235
NSN 5835-01-132-5894
NSN 5996-01-449-0666
NSN 5925-01-360-5605
NSN 5975-01-445-3463
NSN 6320-01-492-0243
NSN 5855-01-225-5855
NSN 2925-00-993-7715
NSN 5965-00-421-6459
NSN 5835-00-233-6327
NSN 6240-01-304-6355