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 5990-01-242-4493
NSN 5925-01-444-0929
NSN 6650-01-584-7006
NSN 6240-01-245-8996
NSN 6110-01-602-9110
NSN 6145-00-243-0583
NSN 5985-01-497-8811
NSN 5920-00-433-6596
NSN 6135-01-512-8740
NSN 6320-00-082-5868
NSN 5998-00-141-9872
NSN 5990-00-459-5752