Product Details | EXHAUST MUFFLER

2990-00-838-9303 00020215600030Airframe Structural Components29900045Miscellaneous Engine Accessories, Nonaircraft

Part Alternates: ABT7757, T7757, T-7757, 7757, 23681, 2990-00-838-9303, 00-838-9303, 2990008389303, 008389303

Engine Accessories | Miscellaneous Engine Accessories, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 14 DEC 1966 00-838-9303

Cross Reference | NSN 2990-00-838-9303

Part Number Cage Code Manufacturer
23681 59500 TENNANT COMPANY
7757 76700 CUMMINS FILTRATION INC.
ABT7757 3NNX8 BRIGHTON CROMWELL LLC
ABT7757 52993 AR BEE CORP
T-7757 76700 CUMMINS FILTRATION INC.

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Technical Data | NSN 2990-00-838-9303

Characteristic Specifications
MATERIAL STEEL
SURFACE TREATMENT PAINT
DESIGN TYPE DRY
COOLANT TYPE AIR
MUFFLER DESIGN MULTIPASS
TUBE QUANTITY 3
BODY SHAPE ROUND
OVERALL LENGTH 19.500 INCHES NOMINAL
OVERALL DIAMETER 5.625 INCHES NOMINAL
OPERATING POSITION ANY ACCEPTABLE
INLET CONNECTION TYPE UNTHREADED
INLET LOCATION ON SIDE 1.500 IN. CENTERLINE OF INLET TO END SECTION OF BODY
INLET PROJECTION LENGTH 6.438 INCHES NOMINAL
INLET OUTSIDE DIAMETER ANY ACCEPTABLE
INLET INSIDE DIAMETER 1.640 INCHES NOMINAL
OUTLET CONNECTION TYPE UNTHREADED
OUTLET LOCATION OFFSET IN END SECTION OF BODY,SAME END AS @INLET
OUTLET PROJECTION LENGTH 2.500 INCHES NOMINAL
OUTLET OUTSIDE DIAMETER 1.375 INCHES NOMINAL
OUTLET INSIDE DIAMETER ANY ACCEPTABLE
SPECIAL FEATURES WITH BRACKET

Restrictions/Controls & Freight Information | NSN 2990-00-838-9303

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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 2990-00-838-9303

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSUSU:AF SICA RESIDUAL MMAC-OO-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each