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 6130-00-823-8481
NSN 6130-01-142-8637
NSN 5835-00-426-2402
NSN 6620-01-283-6961
NSN 6320-00-336-9123
NSN 5965-00-177-2932
NSN 5855-01-100-3272
NSN 5930-01-367-8698
NSN 6105-00-075-2487
NSN 5975-01-116-5954
NSN 5835-01-535-0948
NSN 6130-00-458-0670