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NSN 2990-00-374-1073, 2990003741073
MUFFLER,EXHAUST

Federal Supply Classification
FSC 2990 - Miscellaneous Engine Accessories, Nonaircraft
National Item Identification Number
NIIN 003741073
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 2990-00-374-1073

National Stock Number (NSN) 2990-00-374-1073, or NIIN 003741073, (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 6 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers 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 Sep 02, 2005, 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 2990003741073 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

SURFACE TREATMENT
(SURF) ALUMINUM
OUTLET CONNECTION TYPE
(ARTH) UNTHREADED
BODY SHAPE
(ARNG) ROUND
COOLANT TYPE
(ARNA) AIR
DESIGN TYPE
(APGF) DRY
FSC APPLICATION DATA
(ZZZV) ENGINE EXHAUST SYSTEM,NON-AIRCRAFT
INLET CONNECTION TYPE
(ACQW) UNTHREADED SINGLE INLET
INLET INSIDE DIAMETER
(ARTE) 4.000 INCHES NOMINAL SINGLE INLET4.000 INCHES NOMINAL
INLET LOCATION
(ARNJ) CENTRALLY IN END SECT OF BODY SINGLE INLET
INLET OUTSIDE DIAMETER
(ARSQ) 4.125 INCHES NOMINAL SINGLE INLET4.125 INCHES NOMINAL
INLET PROJECTION LENGTH
(ARNK) 4.000 INCHES NOMINAL SINGLE INLET4.000 INCHES NOMINAL
NONCONNECTION OUTLET LOCATION
(ARXZ) ON CIRC
NONCONNECTION OUTLET SIZE
(ARYA) 1-1/4 IN. LG BY 1/8 IN. W
NONCONNECTION OUTLET TYPE AND QUANTITY
(ARXY) 6 SLOTTED
OPERATING POSITION
(ARNH) HORIZONTAL
OUTLET PROJECTION LENGTH
(ARTK) 4.000 INCHES NOMINAL 1ST OUTLET4.000 INCHES NOMINAL
OUTLET CONNECTION TYPE
(ARTH) UNTHREADED 1ST OUTLET
OUTLET INSIDE DIAMETER
(AJLW) 4.000 INCHES NOMINAL 1ST OUTLET4.000 INCHES NOMINAL
OUTLET LOCATION
(ARTJ) CENTRALLY IN END SECT OF BODY 1ST OUTLET
OUTLET OUTSIDE DIAMETER
(ARWA) 4.125 INCHES NOMINAL 1ST OUTLET4.125 INCHES NOMINAL
OVERALL DIAMETER
(ADAV) 7.125 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 40.000 INCHES NOMINAL
MATERIAL
(MATT) STEEL
MUFFLER DESIGN
(ARND) STRAIGHT THROUGH
SURFACE TREATMENT
(SFTT) ALUMINUM
MATERIAL
(MATL) STEEL
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
INLET CONNECTION TYPE
(ACQW) UNTHREADED
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
NONCONNECTION OUTLET TYPE AND QUANTITY
(ARXY) 6 SLOTTED ERR-100
III FSC APPLICATION DATA
(ZZZV) ENGINE EXHAUST SYSTEM,NON-AIRCRAFT

Manufacturer Part Numbers

481400

RNCC
5
RNVC
9
481400

RNCC
5
RNVC
9
5316

RNCC
D
RNVC
9
5316N

RNCC
3
RNVC
2
54489

RNCC
5
RNVC
2
ABT5316

RNCC
5
RNVC
2
ABT5316

RNCC
5
RNVC
9
T5316

RNCC
5
RNVC
9
5316N

RNCC
5
RNVC
2

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