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 6240-00-918-2426
NSN 6645-00-989-2972
NSN 5935-01-506-7703
NSN 6645-01-296-4223
NSN 5998-01-317-2989
NSN 2925-00-329-2282
NSN 6130-01-054-3751
NSN 6220-01-298-0488
NSN 5975-01-501-9824
NSN 5999-01-521-6368
NSN 5925-00-809-4884
NSN 2925-01-469-8229