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 6620-00-140-8644
NSN 5935-00-238-6711
NSN 5960-00-912-9285
NSN 4140-00-456-2268
NSN 6320-01-631-7828
NSN 5975-00-544-7840
NSN 6610-00-355-0450
NSN 6650-00-202-4540
NSN 5985-01-003-9732
NSN 5996-01-539-5995
NSN 5835-01-416-6455
NSN 7035-01-643-2724