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 5920-00-328-4503
NSN 5985-00-822-8671
NSN 5985-01-534-5581
NSN 6220-00-299-6300
NSN 6610-01-029-8749
NSN 7035-00-585-2113
NSN 6610-01-592-3329
NSN 6610-01-131-5714
NSN 6220-01-519-2252
NSN 5950-00-088-9254
NSN 6145-01-653-7534
NSN 6645-01-101-1062