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 6610-00-491-4092
NSN 5965-01-121-2511
NSN 5915-01-199-2743
NSN 6105-00-202-2469
NSN 6620-00-035-5813
NSN 5835-01-391-4556
NSN 6105-00-557-8962
NSN 5950-01-139-3036
NSN 5945-01-206-2626
NSN 4140-00-167-4712
NSN 5985-01-633-9636
NSN 2925-01-230-8057