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 5925-01-499-6835
NSN 5965-01-296-8991
NSN 6130-01-343-8136
NSN 6150-00-696-4295
NSN 6150-01-176-5448
NSN 6650-01-258-0811
NSN 5935-00-492-1588
NSN 6110-01-077-6673
NSN 6150-00-953-2370
NSN 6645-01-144-4408
NSN 6110-00-422-2897
NSN 6320-01-268-3072