Product Details | EXHAUST MUFFLER

2990-00-675-1486 00020215600030Airframe Structural Components29900045Miscellaneous Engine Accessories, Nonaircraft

Part Alternates: 1130, 174M, 1876, 21012, 343, 4878, 573, 763, 2990-00-675-1486, 00-675-1486, 2990006751486, 006751486

Engine Accessories | Miscellaneous Engine Accessories, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1963 00-675-1486

Drawings & Photos | NSN 2990-00-675-1486


Demand History | NSN 2990-00-675-1486

Part Number Request Date QTY Origin
343 2017-03-89 2 FX
343 2017-03-87 2 FX
21012 2009-01-08 1 US

Cross Reference | NSN 2990-00-675-1486

Part Number Cage Code Manufacturer
1130 81138 HAVILAND ARNOLD CO
174M 77432 INTERNATIONAL PARTS CORP DIV OF MIDAS-INTERNATIONAL CORP
1876 89799 ARVIN INDUSTRIES INC
21012 79260 WALKER MFG CO
343 0B0B1 MAHLE CLEVITE INC.
4878 74080 HARVARD INDUSTRIES
573 79260 WALKER MFG CO
763 07650 MERIT INDUSTRIES INC

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Technical Data | NSN 2990-00-675-1486

Characteristic Specifications
MATERIAL STEEL
SURFACE TREATMENT ALUMINIZED
DESIGN TYPE JACKETED
INSULATION MATERIAL ASBESTOS
MUFFLER DESIGN MULTIPASS
BAFFLE QUANTITY 6
TUBE QUANTITY 3
BODY SHAPE ROUND
OVERALL LENGTH 18.625 INCHES NOMINAL
OVERALL DIAMETER 6.000 INCHES NOMINAL
OPERATING POSITION HORIZONTAL
INLET CONNECTION TYPE UNTHREADED
INLET LOCATION CENTRALLY LOCATED IN END SECTION
INLET PROJECTION LENGTH 3.813 INCHES NOMINAL
INLET OUTSIDE DIAMETER ANY ACCEPTABLE
INLET INSIDE DIAMETER 1.625 INCHES NOMINAL
OUTLET CONNECTION TYPE UNTHREADED
OUTLET LOCATION LOCATED ON RIGHT-HAND SID OF END SECTION
OUTLET PROJECTION LENGTH 3.813 INCHES NOMINAL
OUTLET OUTSIDE DIAMETER ANY ACCEPTABLE
OUTLET INSIDE DIAMETER 1.500 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 2990-00-675-1486

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
No Freight Information

Management | NSN 2990-00-675-1486

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each