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 6105-01-193-8876
NSN 6240-01-242-0149
NSN 6620-01-232-8550
NSN 6150-01-473-4663
NSN 6645-00-527-7258
NSN 5910-00-251-3473
NSN 6320-00-004-9158
NSN 5998-01-577-2854
NSN 2925-01-535-7235
NSN 6220-01-031-9505
NSN 5835-01-279-2580
NSN 6620-01-341-5164