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 5945-00-852-2259
NSN 2925-01-175-1217
NSN 5855-01-085-5354
NSN 5835-01-312-4446
NSN 4140-01-359-5302
NSN 6105-00-807-8986
NSN 6135-01-312-1040
NSN 5855-01-556-7421
NSN 5960-01-505-2426
NSN 6650-00-499-2802
NSN 6130-01-370-5243
NSN 6220-01-212-3254