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 6240-00-334-6766
NSN 5999-01-050-7003
NSN 6645-01-063-0714
NSN 5920-01-552-2282
NSN 6645-01-367-2581
NSN 5835-01-522-9881
NSN 4140-01-535-7865
NSN 6130-01-029-3601
NSN 5930-01-586-5555
NSN 6105-00-929-4385
NSN 6645-00-567-4562
NSN 6620-00-232-2048