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 6645-01-114-8044
NSN 5925-00-756-0462
NSN 5996-00-035-5624
NSN 5965-01-070-9265
NSN 6145-01-576-0394
NSN 5935-01-458-5867
NSN 6645-00-070-4543
NSN 6130-00-457-0204
NSN 5930-01-536-2671
NSN 5985-00-264-9212
NSN 6220-01-045-6265
NSN 5996-01-143-9609