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 5950-00-351-9481
NSN 6610-00-997-6876
NSN 6620-00-556-1976
NSN
NSN 5910-01-191-7504
NSN 5915-00-648-0073
NSN 5985-01-547-4138
NSN 5950-01-359-8952
NSN 5935-01-550-3325
NSN 6150-01-502-7774
NSN 6240-00-836-2079
NSN 7035-00-731-8729