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 5996-01-373-1280
NSN 5945-00-369-8757
NSN 6130-01-388-1755
NSN 6220-00-301-2098
NSN 5996-01-463-3152
NSN 6220-01-644-9544
NSN 5910-00-402-7519
NSN 5985-01-600-0740
NSN 5920-01-628-7865
NSN 5930-00-073-4289
NSN 5930-01-043-4436
NSN 6130-01-417-6303