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 5960-01-399-4327
NSN 5975-01-437-8377
NSN 6135-01-542-5902
NSN 5930-00-221-6067
NSN 5935-00-637-2643
NSN 5915-01-161-3280
NSN 6240-01-234-7893
NSN 6645-00-321-6071
NSN 5915-00-453-5982
NSN 5975-01-167-7427
NSN 5975-01-465-9752
NSN 6645-00-033-8714