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Technical Data Sheet
12103-1 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The MUFFLER,EXHAUST is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, design_type: FRICTION, overall_diameter: 2.656 INCHES NOMINAL IN, inside_diameter_length: 3.938 INCHES NOMINAL IN, end_item_identification: W/S: AIRCRAFT, PHANTOM F-4; AIRCRAFT, EAGLE F-15; AIRCRAFT, T-38; VEHICLE, AIRCRAFT REFUELER R-9, round_cap_outside_surface_condition: RIBBED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-00-142-0760, 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
12103-1
NSN: 2990-00-142-0760
FSC: 2990
CAGE: 50870 — ARNOLD A SEMLER INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
design_typeFRICTION
overall_diameter2.656 INCHES NOMINAL IN
inside_diameter_length3.938 INCHES NOMINAL IN
end_item_identificationW/S: AIRCRAFT, PHANTOM F-4; AIRCRAFT, EAGLE F-15; AIRCRAFT, T-38; VEHICLE, AIRCRAFT REFUELER R-9
round_cap_outside_surface_conditionRIBBED
material_document_and_classificationMIL-G-1086, TYPE 1, CLASS 1 MIL SPEC SINGLE MATERIAL RESPONSE
tube_outside_diameter_for_which_designed2.219 INCHES NOMINAL IN
NSN2990-00-142-0760
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MUFFLER,EXHAUST TITLE COMPONENT PN 12103-1 MFR MUFFLER,EXHAUST
KEY FEATURES
INLET LOCATION: CENTRALLY LOCATED IN END SECTION OF BODY
OUTLET LOCATION: CENTRALLY LOCATED IN END SECTION OF BODY
INLET THREAD LOCATION: EXTERNAL SINGLE INLET
OUTLET THREAD SIZE: 1-1/4-11-1/2 FIRST OUTLET
THREAD LOCATION: EXTERNAL FIRST OUTLET
MUFFLER DESIGN: BAFFLE
OVERALL DIAMETER: 4.375 INCHES NOMINAL IN
SURFACE TREATMENT: PAINT
TECHNICAL CHARACTERISTICS (FLIS)
INLET LOCATIONCENTRALLY LOCATED IN END SECTION OF BODY
OUTLET LOCATIONCENTRALLY LOCATED IN END SECTION OF BODY
INLET THREAD LOCATIONEXTERNAL SINGLE INLET
OUTLET THREAD SIZE1-1/4-11-1/2 FIRST OUTLET
THREAD LOCATIONEXTERNAL FIRST OUTLET
MUFFLER DESIGNBAFFLE
OVERALL DIAMETER4.375 INCHES NOMINAL IN
SURFACE TREATMENTPAINT
FSC APPLICATION DATAEXHAUST MUFFLERS,ENGINE,EXCEPT AIRCRAFT AND GUIDED MISSILE PRIME MOVING
DESIGN TYPEDRY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
155207Interchangeable
interchangeable cross-reference
interchangeable
P17365Interchangeable
interchangeable cross-reference
interchangeable
151693Interchangeable
interchangeable cross-reference
interchangeable
FAS7-1Interchangeable
interchangeable cross-reference
interchangeable
5325002629127Interchangeable
interchangeable cross-reference
interchangeable
EA72732Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12103-1?
12103-1 is a MUFFLER,EXHAUST.
What parts can replace 12103-1?
There are 13 known substitutes for 12103-1: 155207, P17365, 151693 and 10 more. Substitute compatibility should be verified for your specific system.
Is 12103-1 still available?
12103-1 is currently cancelled.
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