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12903A — MUFFLER,EXHAUST

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12903A: MUFFLER,EXHAUST.

The MUFFLER,EXHAUST is a the manufacturer industrial component. Key specifications include body_shape: ROUND, design_type: DRY, coolant_type: AIR, inlet_location: CENTRALLY LOCATED IN END SECTION OF BODY, muffler_design: BAFFLE, outlet_location: CENTRALLY LOCATED IN END SECTION OF BODY. This part is cataloged in the U.S.

Government catalog under NSN 2990-00-424-4540, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
12903A
NSN: 2990-00-424-4540
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)
SPECIFICATIONS
body_shapeROUND
design_typeDRY
coolant_typeAIR
inlet_locationCENTRALLY LOCATED IN END SECTION OF BODY
muffler_designBAFFLE
baffle_quantity1
outlet_locationCENTRALLY LOCATED IN END SECTION OF BODY
operating_positionHORIZONTAL
outlet_flange_shapeOVAL FIRST OUTLET
inlet_connection_typeTHREADED SINGLE INLET
inlet_thread_locationINTERNAL SINGLE INLET
outlet_connection_typeFLANGE FIRST OUTLET
NSN2990-00-424-4540
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MUFFLER,EXHAUST TITLE COMPONENT PN 12903A MFR MUFFLER,EXHAUST
KEY FEATURES
•
OPERATING POSITION: HORIZONTAL
•
INLET LOCATION: CENTRALLY LOCATED IN END SECTION OF BODY
•
COOLANT TYPE: AIR
•
OUTLET FLANGE MOUNTING PROVISION AND QUANTITY: 2 HOLES FIRST OUTLET
•
DESIGN TYPE: DRY
•
INLET THREAD LOCATION: INTERNAL SINGLE INLET
•
BAFFLE QUANTITY: 1
•
MUFFLER DESIGN: BAFFLE
TECHNICAL CHARACTERISTICS
OPERATING POSITIONHORIZONTAL
INLET LOCATIONCENTRALLY LOCATED IN END SECTION OF BODY
COOLANT TYPEAIR
OUTLET FLANGE MOUNTING PROVISION AND QUANTITY2 HOLES FIRST OUTLET
DESIGN TYPEDRY
INLET THREAD LOCATIONINTERNAL SINGLE INLET
BAFFLE QUANTITY1
MUFFLER DESIGNBAFFLE
OUTLET FLANGE SHAPEOVAL FIRST OUTLET
INLET CONNECTION TYPETHREADED SINGLE INLET
SUBSTITUTES & CROSS-REFERENCES 2
155-410Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
155C410Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12903A?
12903A is a MUFFLER,EXHAUST.
What parts can replace 12903A?
There are 2 known substitutes for 12903A: 155-410, 155C410. Substitute compatibility should be verified for your specific system.
What is the NSN for 12903A?
12903A is cataloged in the U.S. Government catalog under NSN 2990-00-424-4540. This indicates validated use in U.S. government and defense supply chains.
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