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 4140-01-125-5187
NSN 6145-01-471-7901
NSN 5985-00-368-2395
NSN 6220-01-459-6969
NSN 6240-00-518-3541
NSN 7035-01-164-6835
NSN 5855-01-246-0342
NSN 5925-00-434-9101
NSN 6620-00-942-1751
NSN 5960-00-071-0698
NSN 6610-00-729-6479
NSN 6105-00-215-4881