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 5960-00-588-8966
NSN 5950-00-774-6130
NSN 5985-01-411-7039
NSN 6645-01-031-6402
NSN 5895-00-707-6663
NSN 6135-00-271-0407
NSN 6105-00-111-5681
NSN 5996-01-088-8715
NSN 5996-01-008-7445
NSN 5925-01-625-2141
NSN 5960-01-476-5686
NSN 5985-01-353-1672