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 5935-00-949-4980
NSN 4140-01-620-6384
NSN 6135-01-528-2830
NSN 5905-00-078-9478
NSN 6685-01-588-9623
NSN 7035-01-187-6002
NSN 5925-01-643-8388
NSN 6240-01-103-0321
NSN 5835-00-196-9771
NSN 6645-00-674-1594
NSN 5935-01-571-8916
NSN 5996-01-497-0749