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 6620-01-633-8443
NSN 5950-00-800-4427
NSN 6320-01-171-3238
NSN 5975-01-134-3476
NSN 6135-01-540-9655
NSN 5915-01-110-0724
NSN 2925-01-600-2309
NSN 6150-01-470-1605
NSN 6150-00-054-4685
NSN 6685-00-274-5533
NSN 5930-01-194-8154
NSN 5950-01-632-8818