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 5915-01-524-4157
NSN 7035-01-296-4737
NSN 5990-01-259-7138
NSN 5998-01-435-6656
NSN 5935-00-139-2636
NSN 5935-01-282-6354
NSN 5935-01-156-9013
NSN 5975-01-333-7503
NSN 6685-01-262-0050
NSN 5925-01-167-7747
NSN 5965-01-464-9885
NSN 5960-00-493-5589