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 5905-01-585-7811
NSN 5910-01-487-6524
NSN 6610-00-342-9825
NSN 5930-01-369-3926
NSN 5998-01-305-3641
NSN 6150-01-415-6485
NSN 5950-01-632-0076
NSN 6650-01-633-9147
NSN 5945-00-952-2511
NSN 6320-01-392-3531
NSN 5910-01-052-3450
NSN 5930-01-632-0893