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 6110-00-140-5110
NSN 6220-01-285-7080
NSN 5965-01-170-9891
NSN 5996-01-391-0681
NSN 6220-01-509-6882
NSN 5945-01-490-2015
NSN 5905-00-971-1656
NSN 6130-01-251-3936
NSN 5930-01-302-0802
NSN 6620-00-477-7808
NSN 6645-00-767-6307
NSN 5975-01-524-0637