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 5835-01-435-4139
NSN 6620-01-311-3516
NSN 6105-00-287-0989
NSN 6240-01-630-3442
NSN 6685-01-019-4493
NSN 6240-01-113-6412
NSN 6105-00-490-8943
NSN 6105-01-069-2354
NSN 6150-00-881-3439
NSN 5930-00-941-6729
NSN 4140-01-460-4332
NSN 7035-01-106-9776