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 6135-01-313-8323
NSN 6110-01-606-3584
NSN 5855-00-688-9954
NSN 5895-00-596-8678
NSN 5915-01-156-7827
NSN 6645-01-433-6999
NSN 5935-01-386-7565
NSN 6240-01-407-4360
NSN 6130-01-042-0931
NSN 6650-01-500-1756
NSN 5985-00-918-3843
NSN 5935-01-411-7656