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 5965-00-856-0552
NSN 4140-01-364-0109
NSN 2925-01-506-4758
NSN 5895-01-594-7993
NSN 5895-01-541-2726
NSN 5950-00-996-7201
NSN 5985-01-140-5611
NSN 5920-00-247-2737
NSN 6320-00-731-6134
NSN 6220-01-063-8238
NSN 5996-01-550-5086
NSN 5950-00-234-9352