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 6135-00-027-3914
NSN 5975-01-605-9870
NSN 6620-00-349-4703
NSN 5998-01-480-4359
NSN 6685-01-281-7267
NSN 5965-00-246-5612
NSN 6645-00-536-1555
NSN 5960-01-211-2089
NSN 5910-01-581-5191
NSN 5985-01-084-2572
NSN 5996-01-368-9058
NSN 6135-00-488-4478