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NSN 2990-00-269-7146, 2990002697146
MUFFLER,EXHAUST

Federal Supply Classification
FSC 2990 - Miscellaneous Engine Accessories, Nonaircraft
National Item Identification Number
NIIN 002697146
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 2990-00-269-7146

National Stock Number (NSN) 2990-00-269-7146, or NIIN 002697146, (muffler,exhaust) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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.

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 2990002697146 contains an unknown precious metal.

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

MATERIAL
(MATL) STEEL
OUTLET CONNECTION TYPE
(ARTH) UNTHREADED
INLET CONNECTION TYPE
(ACQW) UNTHREADED
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
BAFFLE QUANTITY
(ARNE) 2
BODY SHAPE
(ARNG) OVAL
COOLANT TYPE
(ARNA) AIR
DESIGN TYPE
(APGF) DRY
INLET CONNECTION TYPE
(ACQW) UNTHREADED SINGLE INLET
INLET INSIDE DIAMETER
(ARTE) 3.563 INCHES NOMINAL SINGLE INLET3.563 INCHES NOMINAL
INLET LOCATION
(ARNJ) LOCATED ON LOWER SIDE OF BODY,INCLINED 109 DEG MIN,111 DEG MAX TO HORIZONTAL CENTERLINE SINGLE INLET
INLET OUTSIDE DIAMETER
(ARSQ) 3.875 INCHES NOMINAL SINGLE INLET3.875 INCHES NOMINAL
INLET PROJECTION LENGTH
(ARNK) 6.438 INCHES MINIMUM AND 6.563 INCHES MAXIMUM SINGLE INLET
OPERATING POSITION
(ARNH) HORIZONTAL
OUTLET OUTSIDE DIAMETER
(ARWA) 3.750 INCHES NOMINAL 1ST OUTLET3.750 INCHES NOMINAL
OUTLET PROJECTION LENGTH
(ARTK) 3.500 INCHES NOMINAL 1ST OUTLET3.500 INCHES NOMINAL
OUTLET CONNECTION TYPE
(ARTH) UNTHREADED 1ST OUTLET
OUTLET INSIDE DIAMETER
(AJLW) 3.563 INCHES NOMINAL 1ST OUTLET3.563 INCHES NOMINAL
OUTLET LOCATION
(ARTJ) LOCATED ON TOP SIDE OF BODY,INCLINED 40 DEG TO VERTICAL CENTERLINE 1ST OUTLET
OVERALL HEIGHT
(ABKW) 6.500 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 28.625 INCHES MINIMUM AND 28.875 INCHES MAXIMUM
OVERALL WIDTH
(ABMK) 8.000 INCHES NOMINAL
MATERIAL
(MATT) STEEL
MUFFLER DESIGN
(ARND) MULTIPASS
SPECIAL FEATURES
(FEAT) 2 MTG BRACKETS,7/16 IN. DIA 2 HOLES IN EACH
TUBE QUANTITY
(ARNF) 2
SURFACE TREATMENT
(SFTT) ENAMEL
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
SURFACE TREATMENT
(SURF) ENAMEL
INLET PROJECTION LENGTH
(ARNK) 6.563 INCHES MAXIMUM
INLET PROJECTION LENGTH
(ARNK) UNABLE TO DECODE

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