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NSN 2990-00-407-4968, 2990004074968
MUFFLER,EXHAUST

Federal Supply Classification
FSC 2990 - Miscellaneous Engine Accessories, Nonaircraft
National Item Identification Number
NIIN 004074968
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 2990-00-407-4968

National Stock Number (NSN) 2990-00-407-4968, or NIIN 004074968, (muffler,exhaust) was assigned June 29, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.

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 2990004074968 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

INLET THREAD SIZE
(ARNW) 3/8-18
INLET THREAD SERIES DESIGNATOR
(ARNX) NPT
INLET THREAD DIRECTION
(ACRX) RIGHT-HAND
BODY SHAPE
(ARNG) ROUND
COOLANT TYPE
(ARNA) AIR
DESIGN TYPE
(APGF) DRY
INLET CONNECTION TYPE
(ACQW) THREADED SINGLE INLET
INLET LOCATION
(ARNJ) CENTRALLY LOCATED ON END OF BODY SINGLE INLET
INLET PROJECTION LENGTH
(ARNK) 1.250 INCHES NOMINAL SINGLE INLET1.250 INCHES NOMINAL
INLET THREAD DIRECTION
(ACRX) RIGHT-HAND SINGLE INLET
INLET THREAD LOCATION
(ARSP) EXTERNAL SINGLE INLET
INLET THREAD SERIES DESIGNATOR
(ARNX) NPT SINGLE INLET
INLET THREAD SIZE
(ARNW) 3/8-18 SINGLE INLET
NONCONNECTION OUTLET LOCATION
(ARXZ) CENTRALLY LOCATED ON END OF @BODY OPPOSIT INLET
NONCONNECTION OUTLET SIZE
(ARYA) 0.625 IN. DIA
NONCONNECTION OUTLET TYPE AND QUANTITY
(ARXY) 1 ROUND HOLE
OPERATING POSITION
(ARNH) UNIVERSAL
OVERALL DIAMETER
(ADAV) 1.750 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 4.125 INCHES NOMINAL
MATERIAL
(MATT) STEEL
MUFFLER DESIGN
(ARND) STRAIGHT THROUGH
SURFACE TREATMENT
(SURF) ENAMEL, BLACK, HEAT RESISTANT
INLET CONNECTION TYPE
(ACQW) THREADED
INLET THREAD LOCATION
(ARSP) EXTERNAL
MATERIAL
(MATL) STEEL
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
UNABLE TO DECODE
(MATL) UNABLE TO DECODE

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