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 6145-00-534-1412
NSN 6110-01-630-5572
NSN 7035-00-803-3056
NSN 6685-01-133-4194
NSN 6105-00-735-7098
NSN 6685-00-823-7790
NSN 6610-00-186-9180
NSN 6135-01-238-2878
NSN 6650-00-575-7487
NSN 5990-01-299-2014
NSN 6130-00-124-8856
NSN 6620-01-435-2784