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NSN 2990-00-470-3516, 2990004703516
MUFFLER,EXHAUST

Federal Supply Classification
FSC 2990 - Miscellaneous Engine Accessories, Nonaircraft
National Item Identification Number
NIIN 004703516
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 2990-00-470-3516

National Stock Number (NSN) 2990-00-470-3516, or NIIN 004703516, (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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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 Aug 02, 2004, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 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 2990004703516 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

ERR DEFAULT
(ARWG) ERR DEFAULT
OUTLET FLANGE MOUNTING PROVISION AND QUANTITY
(ARTM) 8 HOLES
ERR DEFAULT
(ARWF) ERR DEFAULT
ERR DEFAULT
(ARWY) ERR DEFAULT
OUTLET CONNECTION TYPE
(ARTH) FLANGE
BAFFLE QUANTITY
(ARNE) 2
BODY SHAPE
(ARNG) ROUND
COOLANT TYPE
(ARNA) WATER
DEPARTURE FROM CITED DESIGNATOR
(ZZZX) ACQW,ARNJ,ARNK,ARNL,ARNM,ARNN,ARNP,ARNQ,ARNR,ARNS,ARNT,ARNW,ARNX,ACRX,ARSP,ARSQ,ARTE,ARTH,ARTJ,ARTK,ARTL,ARTM,ARTN,ARTP,ARTQ,ARTR,ARTS,ARTT,ARTW,ARTX,ARTY,ARTZ,ARWA,AJLW
DESIGN TYPE
(APGF) WET
INLET PROJECTION LENGTH
(ARNK) 3.000 INCHES NOMINAL SINGLE INLET3.000 INCHES NOMINAL
INLET CONNECTION TYPE
(ACQW) FLANGE SINGLE INLET
INLET FLANGE MOUNTING HOLE DIAMETER
(ARNN) 0.875 INCHES NOMINAL SINGLE INLET0.875 INCHES NOMINAL
INLET FLANGE MOUNTING PROVISION AND QUANTITY
(ARNM) 8 HOLES SINGLE INLET8 HOLES
INLET FLANGE MOUNTING PROVISION SPACING
(ARNT) 8-1/2 IN. DIA BOLT CIRCLE SINGLE INLET
INLET FLANGE SHAPE
(ARNL) ROUND SINGLE INLET
INLET LOCATION
(ARNJ) 4-1/4 IN. C TO C FROM HORIZONTAL CENTER LINE SINGLE INLET
NONDEFINITIVE SPEC/STD DATA
(ZZZT) B TYPE
OPERATING POSITION
(ARNH) HORIZONTAL
OUTLET LOCATION
(ARTJ) 4-13/16 IN. C TO C FROM HORIZONTAL CENTER LINE 1ST OUTLET
OUTLET CONNECTION TYPE
(ARTH) FLANGE 1ST OUTLET
OUTLET FLANGE MOUNTING HOLE DIAMETER
(ARTN) 0.875 INCHES NOMINAL 1ST OUTLET0.875 INCHES NOMINAL
OUTLET FLANGE MOUNTING PROVISION AND QUANTITY
(ARTM) 8 HOLES 1ST OUTLET8 HOLES
OUTLET FLANGE MOUNTING PROVISION SPACING
(ARTT) 8.500 IN. DIA BOLT CIRCLE 1ST OUTLET
OUTLET FLANGE SHAPE
(ARTL) ROUND 1ST OUTLET
OUTLET PROJECTION LENGTH
(ARTK) 3.000 INCHES NOMINAL 1ST OUTLET3.000 INCHES NOMINAL
OVERALL DIAMETER
(ADAV) 18.500 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 28.500 INCHES NOMINAL
MATERIAL
(MATT) STEEL
MUFFLER DESIGN
(ARND) DIRECTIONAL VANE
TUBE QUANTITY
(ARNF) 2
WATER INLET CONNECTION TYPE
(ARWE) THREADED
WATER INLET LOCATION
(ARWF) DIRECTLY ABOVE EXHAUST INLET
WATER INLET PROJECTION LENGTH
(ARWG) 0.313 INCHES NOMINAL
WATER INLET THREAD DIRECTION
(ARXA) RIGHT-HAND
WATER INLET THREAD LOCATION
(ARXB) INTERNAL
WATER INLET THREAD SERIES DESIGNATOR
(ARWZ) NPT
WATER INLET THREAD SIZE
(ARWY) 2-11-1/2
SURFACE TREATMENT
(SFTT) CERAMIC OR ENAMEL
OUTLET FLANGE SHAPE
(ARTL) ROUND
ERR DEFAULT
(ARWE) ERR DEFAULT
ERR DEFAULT
(ARXA) ERR DEFAULT
INLET FLANGE MOUNTING PROVISION AND QUANTITY
(ARNM) 8 HOLES
ERR DEFAULT
(ARXB) ERR DEFAULT
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
INLET CONNECTION TYPE
(ACQW) FLANGE
ERR DEFAULT
(ARTP) ERR DEFAULT
UNABLE TO DECODE
(SURF) UNABLE TO DECODE OR UNABLE TO DECODE
OUTLET FLANGE MOUNTING STUD LENGTH
(ARTP) ANY ACCEPTABLE
ERR DEFAULT
(ARWZ) ERR DEFAULT
INLET FLANGE SHAPE
(ARNL) ROUND
MATERIAL
(MATL) STEEL
SURFACE TREATMENT
(SURF) CERAMIC COATED OR ENAMEL

Manufacturer Part Numbers


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