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 6105-01-574-1656
NSN 6135-00-087-5300
NSN 5935-01-519-8135
NSN 5895-01-248-2761
NSN 5975-01-496-3152
NSN 5990-01-654-6203
NSN 5915-01-521-8588
NSN 2925-01-468-7073
NSN 6130-00-577-8470
NSN 6130-01-519-2459
NSN 5975-01-038-4851
NSN 6145-01-546-6697