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 5985-01-474-9203
NSN 5895-00-998-1199
NSN 5910-01-352-6700
NSN 5998-01-152-3019
NSN 5999-01-572-8387
NSN 6240-00-137-2498
NSN 5930-01-659-5709
NSN 4140-01-526-1066
NSN 5835-00-987-9341
NSN 6620-00-905-6590
NSN 5915-01-054-3109
NSN 6650-01-300-9670