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 6220-01-170-5335
NSN 6145-01-616-6190
NSN 6145-01-501-2582
NSN 5855-00-149-0766
NSN 5950-00-051-4532
NSN 5965-01-435-6644
NSN 6145-00-311-8884
NSN 6610-01-480-0586
NSN 6645-00-008-3944
NSN 5985-00-053-3157
NSN 4140-00-184-4812
NSN 6130-00-889-5852