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 6240-01-201-3403
NSN 6220-01-392-8376
NSN 6620-01-432-7032
NSN 5945-01-073-7613
NSN 6220-01-386-3082
NSN 5999-01-164-5267
NSN 6645-01-149-8400
NSN 5905-00-299-8000
NSN 7035-01-553-6125
NSN 5930-00-830-6921
NSN 5985-00-274-2265
NSN 5960-01-548-4896