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 6105-01-288-9770
NSN 5905-01-306-7575
NSN 5935-00-262-7922
NSN 6135-01-142-2417
NSN 7035-00-445-9657
NSN 5965-00-281-0319
NSN 5998-00-148-7439
NSN 5855-01-650-1163
NSN 6645-01-364-4042
NSN 5915-00-106-6951
NSN 5975-01-196-6314
NSN 5915-00-376-9388