Od is 4.500 in
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 5895-00-153-2595
NSN 6220-01-591-4337
NSN 6135-01-484-8637
NSN 6135-00-062-5080
NSN 5905-01-322-6512
NSN 6110-01-437-2558
NSN 6110-01-325-3145
NSN 5935-00-204-9510
NSN 5996-01-183-1695
NSN 6110-01-572-9066
NSN 6645-01-131-4328
NSN 5990-01-606-9305