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 6645-01-180-6219
NSN 5910-00-637-2609
NSN 5960-01-563-6975
NSN 5990-00-146-3534
NSN 5985-00-129-8617
NSN 6685-00-173-3848
NSN 5935-00-524-1643
NSN 5930-01-523-2087
NSN 6610-01-433-2219
NSN 5935-00-456-1779
NSN 6645-00-085-7603
NSN 6320-01-585-8468