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 5835-01-178-4154
NSN 6135-01-396-4900
NSN 5895-01-517-1938
NSN 5910-01-505-6083
NSN 5960-01-062-4667
NSN 6650-01-502-2316
NSN 6650-01-101-4339
NSN 5965-01-085-6158
NSN 6220-01-432-2232
NSN 6320-01-260-7390
NSN 6650-01-255-2390
NSN 4140-01-378-6710