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 6685-00-942-5061
NSN 5965-00-532-3284
NSN 6220-00-057-2236
NSN 5915-01-328-8563
NSN 5935-01-485-9675
NSN 5910-01-557-8323
NSN 6110-01-434-7461
NSN 5895-01-063-7400
NSN 4140-01-620-7725
NSN 5855-01-531-9814
NSN 6220-00-081-6429
NSN 6110-01-170-2885