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 6650-01-231-4169
NSN 2925-01-477-8037
NSN 5905-01-571-7124
NSN 6685-01-373-4564
NSN 5835-00-454-7239
NSN 5935-00-109-0699
NSN 6320-01-526-5534
NSN 5950-01-166-5351
NSN 5985-01-659-8219
NSN 5930-01-553-5442
NSN 6135-01-438-9450
NSN 5950-01-386-3173