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 4140-00-850-5973
NSN 5915-01-568-3824
NSN 4140-01-415-1187
NSN 5985-00-943-6404
NSN 5996-01-606-2421
NSN 5935-01-648-2696
NSN 6240-01-161-5007
NSN 6610-00-875-8719
NSN 5998-00-244-6520
NSN 6610-01-433-2219
NSN 5990-01-056-6413
NSN 7035-01-304-4138