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 5998-00-521-2367
NSN 5950-01-106-2417
NSN 6110-01-059-0617
NSN 6645-01-152-5207
NSN 6130-00-073-8787
NSN 5996-00-222-6049
NSN 5985-00-951-5289
NSN 5835-01-558-9444
NSN 6135-01-180-9611
NSN 6145-01-377-8470
NSN 6645-01-413-8003
NSN 5930-00-984-3110