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1012747 — MUFFLER,EXHAUST

✓ Government record, cited
3M · COMPONENT
PRODUCT OVERVIEW

1012747: MUFFLER,EXHAUST.

The MUFFLER,EXHAUST is a 3M industrial component. Key specifications include body_shape: ROUND, inlet_location: CENTRALLY LOCATED IN THE END SECTION OF BODY, overall_length: 25.500 INCHES NOMINAL IN, outlet_location: LOCATED ON MID-SECTION OF BODY, overall_diameter: 16.000 INCHES NOMINAL IN, special_features: W/TWO MTG BRACKETS. This part is cataloged in the U.S.

Government catalog under NSN 2990-01-424-9771, 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
1012747
NSN: 2990-01-424-9771
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 00365 — TLD ACE CORP DIV TLD ACE (USA)
SPECIFICATIONS
body_shapeROUND
inlet_locationCENTRALLY LOCATED IN THE END SECTION OF BODY
overall_length25.500 INCHES NOMINAL IN
outlet_locationLOCATED ON MID-SECTION OF BODY
overall_diameter16.000 INCHES NOMINAL IN
special_featuresW/TWO MTG BRACKETS
inlet_connection_typeUNTHREADED SINGLE INLET
inlet_inside_diameter5.000 INCHES NOMINAL SINGLE INLET IN
outlet_connection_typeUNTHREADED FIRST OUTLET
end_item_identificationWEAPON SYSTEM E/I SUPPORT EQUIPMENT, E-3A AIRCRAFT A
outlet_outside_diameter5.000 INCHES NOMINAL FIRST OUTLET IN
NSN2990-01-424-9771
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: 3M MUFFLER,EXHAUST TITLE COMPONENT PN 1012747 MFR 3M MUFFLER,EXHAUST
KEY FEATURES
•
INLET LOCATION: CENTRALLY LOCATED IN THE END SECTION OF BODY
•
OVERALL DIAMETER: 16.000 INCHES NOMINAL IN
•
OUTLET OUTSIDE DIAMETER: 5.000 INCHES NOMINAL FIRST OUTLET IN
•
INLET CONNECTION TYPE: UNTHREADED SINGLE INLET
•
BODY SHAPE: ROUND
•
INLET INSIDE DIAMETER: 5.000 INCHES NOMINAL SINGLE INLET IN
TECHNICAL CHARACTERISTICS
INLET LOCATIONCENTRALLY LOCATED IN THE END SECTION OF BODY
OVERALL DIAMETER16.000 INCHES NOMINAL IN
OVERALL LENGTH25.500 INCHES NOMINAL IN
OUTLET OUTSIDE DIAMETER5.000 INCHES NOMINAL FIRST OUTLET IN
INLET CONNECTION TYPEUNTHREADED SINGLE INLET
BODY SHAPEROUND
SPECIAL FEATURESW/TWO MTG BRACKETS
INLET INSIDE DIAMETER5.000 INCHES NOMINAL SINGLE INLET IN
END ITEM IDENTIFICATIONWEAPON SYSTEM E/I SUPPORT EQUIPMENT, E-3A AIRCRAFT A
OUTLET CONNECTION TYPEUNTHREADED FIRST OUTLET
OTHER ITEMS IN FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001 2990-00-001-1248 2990-00-001-1250 2990-00-001-2055 2990-00-001-3498 2990-00-001-3520 2990-00-001-3521 2990-00-001-3522
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1012747?
1012747 is a MUFFLER,EXHAUST manufactured by 3M.
What is the NSN for 1012747?
1012747 is cataloged in the U.S. Government catalog under NSN 2990-01-424-9771. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.