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T-11842 — MUFFLER,EXHAUST

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

T-11842: MUFFLER,EXHAUST.

The MUFFLER,EXHAUST is a the manufacturer industrial component. Key specifications include material: STEEL LOCATION NOT OTHERWISE SPECIFIED, design_type: DRY, coolant_type: AIR, inlet_location: LOCATED ON SIDE SECTION OF BODY ARNLDSQ, muffler_design: STRAIGHT THROUGH, overall_length: 25.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2990-00-134-8312, 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
T-11842
NSN: 2990-00-134-8312
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 76700 — CUMMINS FILTRATION INC. (USA)
SPECIFICATIONS
materialSTEEL LOCATION NOT OTHERWISE SPECIFIED
design_typeDRY
coolant_typeAIR
inlet_locationLOCATED ON SIDE SECTION OF BODY ARNLDSQ
muffler_designSTRAIGHT THROUGH
overall_length25.000 INCHES NOMINAL IN
outlet_locationLOCATED ON SIDE SECTION OF BODY
overall_diameter12.125 INCHES NOMINAL IN
material_document_and_classificationMIL-S-4174, TYPE 1, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
NSN2990-00-134-8312
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MUFFLER,EXHAUST TITLE COMPONENT PN T-11842 MFR MUFFLER,EXHAUST
KEY FEATURES
•
INLET LOCATION: LOCATED ON SIDE SECTION OF BODY ARNLDSQ
•
COOLANT TYPE: AIR
•
DESIGN TYPE: DRY
•
OVERALL DIAMETER: 12.125 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-4174, TYPE 1, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
MUFFLER DESIGN: STRAIGHT THROUGH
•
MATERIAL: STEEL LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
INLET LOCATIONLOCATED ON SIDE SECTION OF BODY ARNLDSQ
COOLANT TYPEAIR
DESIGN TYPEDRY
OVERALL DIAMETER12.125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-4174, TYPE 1, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
OVERALL LENGTH25.000 INCHES NOMINAL IN
MUFFLER DESIGNSTRAIGHT THROUGH
MATERIALSTEEL LOCATION NOT OTHERWISE SPECIFIED
OUTLET LOCATIONLOCATED ON SIDE SECTION OF BODY
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 1
11664485Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 T-11842?
T-11842 is a MUFFLER,EXHAUST.
What parts can replace T-11842?
There is 1 known substitute for T-11842: 11664485. Substitute compatibility should be verified for your specific system.
What is the NSN for T-11842?
T-11842 is cataloged in the U.S. Government catalog under NSN 2990-00-134-8312. 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.