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 5950-01-336-7708
NSN 5998-00-596-9568
NSN 5998-01-173-4712
NSN 5925-01-510-4579
NSN 5835-00-518-4507
NSN 4140-01-092-0807
NSN 6110-01-262-5387
NSN 6685-00-175-6932
NSN 5960-00-900-6705
NSN 7035-01-501-5938
NSN 5935-00-284-1968
NSN 5999-01-476-6908