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 5960-01-553-4557
NSN 5950-01-061-9874
NSN 6150-01-351-6152
NSN 6130-01-609-2632
NSN 6150-00-421-8774
NSN 2925-01-164-9579
NSN 5835-01-490-9751
NSN 5935-00-334-0401
NSN 5960-01-343-4939
NSN 5960-01-178-3845
NSN 5910-01-257-2196
NSN 6240-00-464-1874