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 6145-00-374-9237
NSN 6145-01-184-6027
NSN 5950-00-752-4724
NSN 6645-01-481-9834
NSN 6610-00-905-6780
NSN 5930-00-708-2364
NSN 5905-00-267-9551
NSN 5996-00-255-5567
NSN 5965-00-498-8177
NSN 5945-01-363-6760
NSN 5905-01-070-6534
NSN 7035-00-166-0339