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 5999-01-640-7283
NSN 6685-01-447-5633
NSN 5925-00-659-8304
NSN 5965-00-393-1294
NSN 6620-00-124-9515
NSN 6685-00-527-9335
NSN 5965-01-442-0490
NSN 2925-00-149-0760
NSN 6685-01-076-4703
NSN 6135-01-142-6456
NSN 6620-01-421-3917
NSN 5945-00-299-8295