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 5990-01-485-0260
NSN 5990-01-626-3840
NSN 5990-01-575-3275
NSN 5915-01-648-7354
NSN 6105-01-253-3481
NSN 5965-01-411-9933
NSN 6645-01-377-2553
NSN 5930-00-253-7466
NSN 5855-01-523-4058
NSN 6610-00-769-6826
NSN 5990-00-236-8152
NSN 5990-01-527-7640