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 5965-01-632-6690
NSN 5930-01-406-6264
NSN 5855-00-790-8784
NSN 4140-01-136-7705
NSN 6685-00-897-8503
NSN 5960-00-519-9880
NSN 5855-00-150-1820
NSN 6320-01-550-3420
NSN 5925-01-232-6049
NSN 5960-00-566-6377
NSN 4140-01-306-9138
NSN 5960-00-201-5265