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 6620-01-469-7828
NSN 5915-01-130-5941
NSN 5985-01-157-8427
NSN 6240-01-265-0599
NSN 5905-00-661-2395
NSN 7035-01-113-6492
NSN 5985-00-926-2593
NSN 2925-00-906-0421
NSN 5990-01-317-9297
NSN 4140-01-391-6462
NSN 5996-01-408-9796
NSN 4140-01-279-0556