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 6220-01-108-7280
NSN 6645-00-508-5723
NSN 6240-01-545-4554
NSN 5998-00-231-6130
NSN 5945-00-810-1337
NSN 6145-01-658-6995
NSN 6135-00-793-1809
NSN 5985-00-733-7711
NSN 4140-01-149-3490
NSN 5945-01-088-9048
NSN 5975-01-401-5355
NSN 6150-01-521-2403