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 5920-00-409-3650
NSN 7035-00-390-6917
NSN 5985-00-801-5619
NSN 5960-01-196-9203
NSN 5945-01-149-4291
NSN 6240-01-354-2626
NSN 5915-01-390-5482
NSN 6220-00-887-2637
NSN 5999-01-375-3657
NSN 5895-00-258-3058
NSN 5855-01-541-1361
NSN 6240-00-974-5925