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 6685-00-010-9993
NSN 6150-01-107-5987
NSN 6135-01-142-2417
NSN 5855-00-939-2379
NSN 6150-01-031-8314
NSN 6150-00-383-7883
NSN 5855-00-797-8217
NSN 6320-01-547-2743
NSN 6240-01-355-4425
NSN 7035-00-763-6180
NSN 5925-01-263-5990
NSN 5985-01-604-1384