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 6610-01-105-0399
NSN 6685-00-794-4953
NSN 6610-00-239-8613
NSN 5915-01-512-8851
NSN 5985-00-661-2263
NSN 6105-01-447-2984
NSN 5905-00-856-8140
NSN 5905-01-106-0918
NSN 6240-00-286-0742
NSN 6220-01-110-7562
NSN 6145-01-398-5093
NSN 5915-01-462-5552