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 5910-00-544-0677
NSN 5990-00-172-9260
NSN 6645-01-588-2982
NSN 5985-01-373-5527
NSN 6105-01-454-9340
NSN 5975-01-261-6328
NSN 5985-01-309-1348
NSN 4140-00-483-1932
NSN 5985-00-753-1397
NSN 6135-01-483-1501
NSN 6145-01-463-9683
NSN 6150-00-852-0716