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 5905-00-538-5803
NSN 6320-01-495-1244
NSN 5925-01-585-8544
NSN 6105-00-523-5139
NSN 6135-01-435-6503
NSN 6135-01-429-9029
NSN 6240-00-770-3372
NSN 6650-01-003-2815
NSN 5935-01-399-8655
NSN 5895-00-923-9531
NSN 6135-01-364-0667
NSN 5915-01-429-0874