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 5895-00-183-8862
NSN 5998-01-556-9947
NSN 6130-01-206-1048
NSN 5960-00-227-8693
NSN 5950-00-125-9906
NSN 5920-00-518-0839
NSN 5925-01-498-1964
NSN 5950-01-307-2438
NSN 6240-01-391-0399
NSN 6685-01-119-9904
NSN 6240-00-470-4662
NSN 6645-01-435-8356