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 5950-01-266-8939
NSN 6105-00-612-2006
NSN 6610-01-276-7766
NSN 6685-01-634-0611
NSN 5965-00-370-3855
NSN 6620-01-448-0572
NSN 5905-00-827-0515
NSN 5935-01-168-8183
NSN 5925-01-281-6412
NSN 6105-00-181-0678
NSN 6150-00-067-5957
NSN 6320-01-575-6342