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 6150-00-847-2971
NSN 6650-01-137-7450
NSN 6110-00-731-3801
NSN 5975-01-634-0678
NSN 5965-01-222-0166
NSN 6220-00-413-6589
NSN 6220-01-573-6204
NSN 5905-00-912-0582
NSN 5925-00-542-9637
NSN 5960-00-188-8648
NSN 5998-01-521-3485
NSN 6130-01-557-5387