Color is rust
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5965-01-520-8604
NSN 5985-01-381-1201
NSN 5935-01-118-1565
NSN 6320-00-790-4844
NSN 4140-00-172-1804
NSN 6150-01-353-4932
NSN 6650-01-450-7930
NSN 6620-01-303-2563
NSN 5930-01-516-3905
NSN 6650-01-440-9215
NSN 4140-01-186-0463
NSN 5990-01-231-9608