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 6135-00-078-9931
NSN 6320-01-445-8192
NSN 5855-00-797-8217
NSN 5905-01-032-5526
NSN 6685-01-370-4238
NSN 6320-01-262-8642
NSN 6135-00-112-8635
NSN 5835-01-203-1871
NSN 2925-01-327-3069
NSN 6240-00-334-6766
NSN 5930-01-462-0680
NSN 7035-00-553-6951