Ms28778 superseded by sae-as28778, 1 mar 2006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 5965-01-135-3679
NSN 5998-00-737-1220
NSN 5905-01-655-6335
NSN 6130-00-156-4550
NSN 6620-01-164-4913
NSN 5855-01-651-7129
NSN 5998-01-223-3861
NSN 6145-01-257-6151
NSN 5985-00-166-9917
NSN 6685-00-491-1101
NSN 5975-01-415-5771
NSN 2925-00-180-2532