Air operated diaphragm pump air valve seal
A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.
Classification: Gaskets,washers & other seals
NSN 6130-00-231-3929
NSN 5910-01-047-3325
NSN 6650-01-204-7841
NSN 5950-00-789-3025
NSN 6150-01-508-3482
NSN 5920-01-353-1384
NSN 6130-00-796-7232
NSN 5915-01-311-0891
NSN 5835-01-621-2525
NSN 6240-00-021-1296
NSN 5835-00-902-8680
NSN 5935-01-093-4461