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 6240-01-374-4660
NSN 6620-00-776-9962
NSN 6645-01-206-4888
NSN 6650-01-334-2649
NSN 6240-01-112-1120
NSN 5910-00-882-1511
NSN 5910-00-630-5595
NSN 6320-00-646-3311
NSN 6220-01-197-0486
NSN 6685-01-392-0602
NSN 5998-01-441-3314
NSN 5960-01-125-2356