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 5905-00-670-0190
NSN 5920-00-213-6411
NSN 5985-01-561-8334
NSN 6240-01-185-7708
NSN 6130-01-398-9882
NSN 6650-01-453-7551
NSN 5998-00-830-9898
NSN 6645-01-045-4088
NSN 6135-01-627-6921
NSN 6320-01-409-1388
NSN 6650-00-864-2942
NSN 5996-01-277-3041