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 6145-01-263-3902
NSN 6135-01-101-5039
NSN 5855-01-131-9053
NSN 5920-01-487-5516
NSN 6220-00-258-2967
NSN 5998-01-279-1102
NSN 5985-00-550-8750
NSN 6105-00-787-4601
NSN 5920-01-471-4800
NSN 5915-01-368-1168
NSN 5985-01-391-5676
NSN 6610-01-608-5285