Ms28778 superseded by sae-as28778, 1 mar 2006
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 6620-01-557-6512
NSN 6320-00-228-5678
NSN 5915-00-518-1644
NSN 5999-01-222-1728
NSN 6135-01-534-3007
NSN 6685-00-173-3848
NSN 6110-00-496-0532
NSN 5998-01-472-2825
NSN 5935-01-033-5832
NSN 5945-00-081-5482
NSN 5998-01-544-3719
NSN 5945-01-293-9935