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 6240-01-333-1996
NSN 6240-00-246-5060
NSN 5985-00-591-3001
NSN 6105-01-533-8230
NSN 4140-00-490-9028
NSN 5895-01-523-5716
NSN 6220-00-035-6736
NSN 5998-01-654-1474
NSN 5925-01-528-1139
NSN 6220-01-503-2269
NSN 6685-01-005-2874
NSN 5910-01-276-2437