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NSN 2990-00-410-6812, 2990004106812
MUFFLER,EXHAUST

Federal Supply Classification
FSC 2990 - Miscellaneous Engine Accessories, Nonaircraft
National Item Identification Number
NIIN 004106812
Codification Country
United States
Item Name Code
INC 10849
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 2990-00-410-6812

National Stock Number (NSN) 2990-00-410-6812, or NIIN 004106812, (muffler,exhaust) was assigned January 22, 1972 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 5 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 04, 2019, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 10849. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990004106812 does not contain precious metals.

This NSN is associated to Schedule B 8708925000: mufflers and exhaust pipes for vehicles, nesoi. The Schedule B End Use is listed as other parts and accessories of vehicles.

This information was last updated on .


Technical Characteristics

INLET CONNECTION TYPE
(ACQW) UNTHREADED
BAFFLE QUANTITY
(ARNE) 1
BODY SHAPE
(ARNG) ROUND
COOLANT TYPE
(ARNA) AIR
DESIGN TYPE
(APGF) DRY
INLET CONNECTION TYPE
(ACQW) UNTHREADED SINGLE INLET
INLET INSIDE DIAMETER
(ARTE) 3.000 INCHES NOMINAL SINGLE INLET3.000 INCHES NOMINAL
INLET LOCATION
(ARNJ) CENTRALLY LOCATED END SECTION OF BODY SINGLE INLET
INLET OUTSIDE DIAMETER
(ARSQ) 3.125 INCHES NOMINAL SINGLE INLET3.125 INCHES NOMINAL
INLET PROJECTION LENGTH
(ARNK) 2.500 INCHES NOMINAL SINGLE INLET2.500 INCHES NOMINAL
OUTLET CONNECTION TYPE
(ARTH) UNTHREADED 1ST OUTLET
OUTLET INSIDE DIAMETER
(AJLW) 3.000 INCHES NOMINAL 1ST OUTLET3.000 INCHES NOMINAL
OUTLET LOCATION
(ARTJ) CENTRALLY LOCATED END SECTION OF BODY 1ST OUTLET
OUTLET OUTSIDE DIAMETER
(ARWA) 3.125 INCHES NOMINAL 1ST OUTLET3.125 INCHES NOMINAL
OUTLET PROJECTION LENGTH
(ARTK) 2.500 INCHES NOMINAL 1ST OUTLET2.500 INCHES NOMINAL
OVERALL DIAMETER
(ADAV) 8.000 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 21.000 INCHES NOMINAL
MATERIAL
(MATT) STEEL
MUFFLER DESIGN
(ARND) STRAIGHT THROUGH W/BAFFLE
OPERATING POSITION
(ARNH) VERTICAL
SURFACE TREATMENT
(SFTT) CADMIUM
TUBE QUANTITY
(ARNF) 1
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
OUTLET CONNECTION TYPE
(ARTH) UNTHREADED
SURFACE TREATMENT
(SURF) CADMIUM PLATED
MATERIAL
(MATL) STEEL

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