Product Details | EXHAUST MUFFLER

2990-00-293-6818 00020215600030Airframe Structural Components29900045Miscellaneous Engine Accessories, Nonaircraft

Part Alternates: B56151, B5615-1, 7399131, 2990-00-293-6818, 00-293-6818, 2990002936818, 002936818

Engine Accessories | Miscellaneous Engine Accessories, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1963 00-293-6818

Cross Reference | NSN 2990-00-293-6818

Part Number Cage Code Manufacturer
7399131 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
B5615-1 46522 DCM MANUFACTURING INC.

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Technical Data | NSN 2990-00-293-6818

Characteristic Specifications
MATERIAL STEEL
SURFACE TREATMENT ANY ACCEPTABLE
DESIGN TYPE DRY
COOLANT TYPE AIR
MUFFLER DESIGN STRAIGHT THROUGH
BODY SHAPE ROUND
OVERALL LENGTH 2.656 INCHES NOMINAL
OVERALL DIAMETER 3.250 INCHES NOMINAL
OPERATING POSITION HORIZONTAL
INLET CONNECTION TYPE UNTHREADED 1ST CONNECTION FLANGE 2ND CONNECTION
INLET LOCATION CENTRALLY LOCATED IN END SECTION OF BODY
INLET PROJECTION LENGTH 0.875 INCHES NOMINAL
INLET FLANGE SHAPE SQUARE
INLET FLANGE MOUNTING PROVISION AND QUANTITY 4 HOLES
INLET FLANGE MOUNTING HOLE DIAMETER 0.313 INCHES NOMINAL
INLET FLANGE MOUNTING PROVISION SPACING 2-3/8 IN. DIA BOLT CIRCLE
INLET OUTSIDE DIAMETER 1.375 INCHES NOMINAL
INLET INSIDE DIAMETER 1.250 INCHES NOMINAL
OUTLET CONNECTION TYPE UNTHREADED
OUTLET LOCATION CENTRALLY LOCATED IN END SECTION OF BODY
OUTLET PROJECTION LENGTH 0.719 INCHES NOMINAL
OUTLET OUTSIDE DIAMETER 2.000 INCHES NOMINAL
OUTLET INSIDE DIAMETER 1.422 INCHES NOMINAL
MANUFACTURERS CODE 46522
DESIGN CONTROL REFERENCE B5615-1

Restrictions/Controls & Freight Information | NSN 2990-00-293-6818

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 125850 MUFFLER/EXHAUST SYS/PIPE/ETC
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2990-00-293-6818

Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each