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 6320-01-332-7020
NSN 4140-00-132-5191
NSN 4140-01-357-4296
NSN 5965-01-534-9088
NSN 4140-01-451-4180
NSN 5960-00-372-4876
NSN 7035-00-252-7467
NSN 5950-00-182-8204
NSN 5950-00-139-2216
NSN 6105-00-111-3353
NSN 5998-00-125-8819
NSN 5985-00-266-2094