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 5925-01-621-4398
NSN 5990-00-578-5170
NSN 5985-00-613-9286
NSN 6110-01-173-3283
NSN 5996-01-320-3055
NSN 6610-01-142-8958
NSN 5930-01-156-5719
NSN 4140-01-513-9139
NSN 6645-00-155-2398
NSN 6220-01-498-5319
NSN 6645-00-824-6407
NSN 5930-00-703-3203