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.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 4140-00-273-1199
NSN 5950-01-414-6461
NSN 6150-01-609-7235
NSN 6620-01-659-8887
NSN 5935-01-513-7546
NSN 5930-01-234-5549
NSN 6105-00-928-4794
NSN 5905-00-056-2718
NSN 6135-00-683-0536
NSN 5960-00-121-4963
NSN 5945-01-326-0944
NSN 5975-01-391-7529