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 5990-00-951-8367
NSN 5945-00-031-1494
NSN 6320-00-468-8421
NSN 5975-01-609-0573
NSN 6135-01-069-2482
NSN 6240-01-231-8844
NSN 5998-00-957-7909
NSN 6240-00-218-1480
NSN 6105-01-250-2384
NSN 5975-00-604-8537
NSN 5905-01-320-0912
NSN 4140-00-256-9913