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 6220-01-345-2845
NSN 5835-00-647-2104
NSN 6645-01-100-3296
NSN 5925-00-806-7493
NSN 5965-00-303-9701
NSN 6110-00-269-2696
NSN 6105-01-569-6508
NSN 6240-00-807-8512
NSN 6620-00-082-1525
NSN 5960-01-108-6636
NSN 6650-01-222-1749
NSN 5950-00-045-4645