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NSN 2990-00-098-1149, 2990000981149
Cancelled -> Replaced by 2990004772002

Federal Supply Classification
FSC 2990 - Miscellaneous Engine Accessories, Nonaircraft
National Item Identification Number
NIIN 000981149
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 2990-00-098-1149

National Stock Number (NSN) 2990-00-098-1149, or NIIN 000981149, (muffler,exhaust) was assigned December 15, 1972 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2990004772002.

There are 2 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 2990000981149 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

OUTLET CONNECTION TYPE
(ARTH) UNTHREADED
INLET INSIDE DIAMETER
(ARTE) 2.030 NOMINAL CENTIMETERS
INLET INSIDE DIAMETER
(ARTE) UNABLE TO DECODE
INLET CONNECTION TYPE
(ACQW) UNTHREADED
BODY SHAPE
(ARNG) OVAL
COOLANT TYPE
(ARNA) AIR
DESIGN TYPE
(APGF) DRY
INLET CONNECTION TYPE
(ACQW) UNTHREADED 2ND INLET
INLET CONNECTION TYPE
(ACQW) UNTHREADED 1ST INLET
INLET INSIDE DIAMETER
(ARTE) 1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM 1ST INLET
INLET INSIDE DIAMETER
(ARTE) 4.000 INCHES NOMINAL 2ND INLET
INLET LOCATION
(ARNJ) LOCATED 1.620 IN. OFF HORIZONTAL CENTERLINE,7.120 IN. FROM END SINGLE INLET
INLET OUTSIDE DIAMETER
(ARSQ) 2.925 INCHES MINIMUM AND 2.955 INCHES MAXIMUM 1ST INLET
INLET OUTSIDE DIAMETER
(ARSQ) 5.220 INCHES MINIMUM AND 5.250 INCHES MAXIMUM 2ND INLET
INLET PROJECTION LENGTH
(ARNK) 1.500 INCHES NOMINAL 1ST INLET
INLET PROJECTION LENGTH
(ARNK) 2.380 INCHES NOMINAL 2ND INLET
OPERATING POSITION
(ARNH) VERTICAL
OUTLET OUTSIDE DIAMETER
(ARWA) 6.120 INCHES MINIMUM AND 6.130 INCHES MAXIMUM 1ST OUTLET
OUTLET PROJECTION LENGTH
(ARTK) 3.310 INCHES NOMINAL 1ST OUTLET
OUTLET PROJECTION LENGTH
(ARTK) 3.310 INCHES NOMINAL 1ST OUTLET3.310 INCHES NOMINAL
OUTLET CONNECTION TYPE
(ARTH) UNTHREADED 1ST OUTLET
OUTLET INSIDE DIAMETER
(AJLW) 5.010 INCHES MINIMUM AND 5.030 INCHES MAXIMUM 1ST OUTLET
OUTLET LOCATION
(ARTJ) 1.120 IN.,0.380 IN. OFF CENTER LINE,LOCATEDIN END SECTION OF BODY 1ST OUTLET
OVERALL HEIGHT
(ABKW) 8.250 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 26.000 INCHES NOMINAL
OVERALL WIDTH
(ABMK) 11.500 INCHES NOMINAL
INLET CONNECTION TYPE
(ACQW) UNTHREADED SINGLE INLET
MATERIAL
(MATL) STEEL, MIL-S-6721 OR STEEL, QQ-S-766, CLASS 321, COND A
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-6721 MIL SPEC ALL MATERIAL RESPONSES OR QQ-S-766, CLASS 321, COND A FED SPEC 3RD MATERIAL RESPONSE
MATERIAL
(MATT) STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 321
INLET PROJECTION LENGTH
(ARNK) UNABLE TO DECODE
INLET INSIDE DIAMETER
(ARTE) 1.970 NOMINAL MILS
OUTLET OUTSIDE DIAMETER
(ARWA) 6.130 INCHES MAXIMUM 1ST OUTLET
INLET OUTSIDE DIAMETER
(ARSQ) 2.955 INCHES MAXIMUM
INLET OUTSIDE DIAMETER
(ARSQ) UNABLE TO DECODE
OUTLET INSIDE DIAMETER
(AJLW) 5.030 INCHES MAXIMUM 1ST OUTLET
INLET INSIDE DIAMETER
(ARTE) 4.000 NOMINAL INCHES
INLET CONNECTION TYPE
(ACQW) UNTHREADED 1ST OUTLET
INLET OUTSIDE DIAMETER
(ARSQ) 5.250 INCHES MAXIMUM

Manufacturer Part Numbers


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