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.
NSN 5945-00-875-6299
NSN 6220-01-445-4395
NSN 5985-01-119-0541
NSN 6240-00-072-9966
NSN 5960-01-654-4353
NSN 5905-01-491-3216
NSN 5998-01-315-8853
NSN 6135-01-451-2120
NSN 5895-01-420-1584
NSN 4140-00-453-5753
NSN 5960-01-599-9821
NSN 6220-00-376-8103