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 5975-00-233-6301
NSN 7035-00-481-5182
NSN 6220-00-269-3783
NSN 5945-01-073-9380
NSN 5915-00-707-2297
NSN 6135-00-992-8750
NSN 5925-01-621-0684
NSN 5935-01-478-8086
NSN 5905-01-368-3031
NSN 5975-01-053-1331
NSN 5925-01-495-6409
NSN 5935-01-589-5672