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 6110-01-300-0802
NSN 5925-01-501-7624
NSN 5998-01-468-5996
NSN 5855-00-688-9954
NSN 6135-01-321-5659
NSN 6685-00-107-0852
NSN 5960-01-333-8428
NSN 5998-01-454-1889
NSN 7035-01-379-3795
NSN 5935-00-577-8846
NSN 2925-00-497-7808
NSN 5998-01-242-9913