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 6610-01-473-5678
NSN 6135-01-619-6293
NSN 6145-01-056-5515
NSN 6620-00-247-7427
NSN 5996-00-707-6228
NSN 6130-01-538-2878
NSN 6150-00-539-8082
NSN 6240-01-602-1567
NSN 6620-00-872-5032
NSN 5985-00-165-3128
NSN 5950-01-240-0444
NSN 6135-00-686-4777