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 5950-00-513-9596
NSN 5960-01-346-3377
NSN 7035-00-890-7649
NSN 5925-01-512-4984
NSN 4140-01-450-7649
NSN 5895-00-405-5672
NSN 5975-01-602-9402
NSN 6240-01-128-3759
NSN 2925-01-505-1666
NSN 5945-00-839-9077
NSN 6645-00-724-7668
NSN 5915-01-071-6648