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 5950-01-501-9036
NSN 6105-00-065-8751
NSN 5935-00-134-9796
NSN 5855-00-455-6070
NSN 5999-01-464-7698
NSN 4140-01-108-9084
NSN 5920-00-180-4278
NSN 6685-01-381-0759
NSN 6645-00-955-7997
NSN 5998-00-951-3999
NSN 5990-00-274-3225
NSN 6135-00-271-0407