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 5915-00-130-6562
NSN 2925-01-194-9737
NSN 5998-00-285-6367
NSN 5835-00-537-7780
NSN 5975-01-386-6357
NSN 5925-01-150-4559
NSN 5975-00-926-3073
NSN 5915-00-606-5649
NSN 5950-00-399-1037
NSN 6650-00-230-4575
NSN 6320-01-659-2819
NSN 6150-01-588-9103