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 4140-01-452-9428
NSN 5975-00-467-8777
NSN 5999-01-461-9102
NSN 5910-00-425-3844
NSN 6145-01-140-9825
NSN 5996-01-449-0666
NSN 5985-01-659-4360
NSN 7035-00-188-6674
NSN 6220-01-042-9773
NSN 2925-01-244-3016
NSN 4140-01-135-3740
NSN 5960-01-342-1961