Product Details | EXHAUST MUFFLER

2990-01-057-3701 00020215600030Airframe Structural Components29900045Miscellaneous Engine Accessories, Nonaircraft

Part Alternates: M21475, MZM065024, MZM06-5024, MZM065065, MZM06-5065, 3850424, 3954017, 5733, 9700, CH90, 01306100B0, 1871, 1909700, 190-9700, 2126048, 21328, 21475, 2428242, 2990-01-057-3701, 01-057-3701, 2990010573701, 010573701

Engine Accessories | Miscellaneous Engine Accessories, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 11 MAR 1978 01-057-3701

Demand History | NSN 2990-01-057-3701

Part Number Request Date QTY Origin
1871 2021-09-257 4 DIBBS
190-9700 2021-09-257 4 DIBBS
2126048 2021-09-257 4 DIBBS
21328 2021-09-257 4 DIBBS
21475 2021-09-257 4 DIBBS
3954017 2021-09-257 4 DIBBS
CH90 2021-09-257 4 DIBBS
M21475 2021-09-257 4 DIBBS
MZM06-5065 2021-09-257 4 DIBBS

Cross Reference | NSN 2990-01-057-3701

Part Number Cage Code Manufacturer
01306100B0 44185 NMC/WOLLARD, INC.
1871 89799 ARVIN INDUSTRIES INC
190-9700 26151 STEMCO INC SUB OF COLTEC INDUSTRIES INC
2126048 58181 LMC OPERATING CORP
21328 79260 WALKER MFG CO
21475 79260 WALKER MFG CO
2428242 23862 MILITARY VEHICLES OPN GENERAL MOTORS TRUCK AND BUS GROUP
2428242 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
3850424 11862 GENERAL MOTORS CORP CHEVROLET MOTOR DIV
3954017 11862 GENERAL MOTORS CORP CHEVROLET MOTOR DIV
3954017 24617 GENERAL MOTORS CORP
3954017 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
5733 79260 WALKER MFG CO
9700 26151 STEMCO INC SUB OF COLTEC INDUSTRIES INC
CH90 26978 GENERAL DYNAMICS-OTS, INC.
CH90 76110 MAREMONT CORP
M21475 44185 NMC/WOLLARD, INC.
MZM06-5024 18265 DONALDSON COMPANY, INC. DBA TORIT PRODUCTS
MZM06-5065 18265 DONALDSON COMPANY, INC. DBA TORIT PRODUCTS

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Technical Data | NSN 2990-01-057-3701

Characteristic Specifications
MATERIAL STEEL
SURFACE TREATMENT ALUMINIZED
DESIGN TYPE DRY
COOLANT TYPE AIR
MUFFLER DESIGN BAFFLE
BAFFLE QUANTITY ANY ACCEPTABLE
BODY SHAPE ROUND
OVERALL LENGTH 35.500 INCHES NOMINAL
OVERALL DIAMETER 6.500 INCHES NOMINAL
OPERATING POSITION ANY ACCEPTABLE
INLET CONNECTION TYPE UNTHREADED
INLET LOCATION OFFSET IN END SECTION OF BODY 1.500 IN. C OF INLET TO C OF BODY
INLET PROJECTION LENGTH 3.938 INCHES NOMINAL
INLET OUTSIDE DIAMETER ANY ACCEPTABLE
INLET INSIDE DIAMETER 2.500 INCHES NOMINAL
OUTLET CONNECTION TYPE UNTHREADED
OUTLET LOCATION OFFSET IN END SECTION OF BODY 1.500 IN C OF OUTLET TO C OF BODY
OUTLET PROJECTION LENGTH 3.938 INCHES NOMINAL
OUTLET OUTSIDE DIAMETER 2.500 INCHES NOMINAL
OUTLET INSIDE DIAMETER ANY ACCEPTABLE

Restrictions/Controls & Freight Information | NSN 2990-01-057-3701

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 2990-01-057-3701

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
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.
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