3.250 inch shaft; 3.940 inch bore; 0.250 inch wide
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 6650-00-098-6128
NSN 5935-01-347-7848
NSN 6150-01-532-0224
NSN 5985-01-559-7306
NSN 5910-00-586-2641
NSN 6685-01-107-4571
NSN 2925-01-013-0413
NSN 7035-01-196-3445
NSN 5945-00-913-9395
NSN 5925-00-197-4329
NSN 5996-01-268-5700
NSN 4140-00-937-8117