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 6150-01-622-3165
NSN 2925-01-004-5627
NSN 6650-00-161-4122
NSN 6610-00-315-9315
NSN 6620-00-390-4434
NSN 5920-01-026-2559
NSN 6240-00-727-8573
NSN 6220-00-476-1461
NSN 6105-00-357-1801
NSN 6110-00-404-3673
NSN 5905-01-013-2345
NSN 6650-00-508-7631