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 4140-01-092-8853
NSN 5996-01-303-8361
NSN 6240-01-293-4819
NSN 5905-00-052-4899
NSN 6320-01-292-6635
NSN 5996-01-334-7837
NSN 2925-00-571-8106
NSN 6130-00-970-2874
NSN 5910-01-647-1555
NSN 5925-01-050-9032
NSN 7035-00-553-6951
NSN 5925-01-299-1942