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 5950-01-062-7420
NSN 6150-01-449-2346
NSN 7035-00-478-4596
NSN 5910-01-142-2167
NSN 5945-01-646-3882
NSN 2925-00-146-0179
NSN 6650-01-162-5882
NSN 6610-01-222-0582
NSN 5996-01-277-6072
NSN 6645-01-486-4305
NSN 5950-01-417-1500
NSN 5950-00-658-5779