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 6105-00-286-4035
NSN 6610-01-179-8352
NSN 6135-01-463-2445
NSN 6110-01-069-2966
NSN 5930-00-985-4780
NSN 6110-01-414-3500
NSN 5910-00-402-1910
NSN 5835-01-435-4139
NSN 5996-01-411-1841
NSN 6240-01-485-0008
NSN 5915-01-085-6528
NSN 6645-00-285-8781