Product Details | EXHAUST MUFFLER

2990-00-407-4968 00020215600030Airframe Structural Components29900045Miscellaneous Engine Accessories, Nonaircraft

Part Alternates: M375, 2990-00-407-4968, 00-407-4968, 2990004074968, 004074968

Engine Accessories | Miscellaneous Engine Accessories, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 29 JUN 1970 00-407-4968

Cross Reference | NSN 2990-00-407-4968

Part Number Cage Code Manufacturer
M375 92029 DELTROL CORP DELTROL FLUID PRODUCTS DIV

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Technical Data | NSN 2990-00-407-4968

Characteristic Specifications
MATERIAL STEEL
SURFACE TREATMENT ENAMEL, BLACK, HEAT RESISTANT
DESIGN TYPE DRY
COOLANT TYPE AIR
MUFFLER DESIGN STRAIGHT THROUGH
BODY SHAPE ROUND
OVERALL LENGTH 4.125 INCHES NOMINAL
OVERALL DIAMETER 1.750 INCHES NOMINAL
OPERATING POSITION UNIVERSAL
INLET CONNECTION TYPE THREADED
INLET LOCATION CENTRALLY LOCATED ON END OF BODY
INLET PROJECTION LENGTH 1.250 INCHES NOMINAL
INLET THREAD SIZE 3/8-18
INLET THREAD SERIES DESIGNATOR NPT
INLET THREAD DIRECTION RIGHT-HAND
INLET THREAD LOCATION EXTERNAL
NONCONNECTION OUTLET TYPE AND QUANTITY 1 ROUND HOLE
NONCONNECTION OUTLET LOCATION CENTRALLY LOCATED ON END OF @BODY OPPOSIT INLET
NONCONNECTION OUTLET SIZE 0.625 IN. DIA

Restrictions/Controls & Freight Information | NSN 2990-00-407-4968

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 2990-00-407-4968

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.
Fund CodeLPItems initially authorized for local purchase.
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.
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 CodesLLOCAL PURCHASE # (NON-STOCKED ITEMS) Defense Logistics Agency (DLA)/GSA/Service/Agency-managed items authorized for local purchase as normal means of support at base, post, camp or station level. Item not stocked in wholesale distribution system of IMM/Service/Agency ICP.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each