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Technical Data Sheet
4M2439 ✓ 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 SIAMESE CONNECTION,FIRE HOSE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, features_provided: ROCKER LUGS, flow_control_device: BALL, inlet_nominal_thread_size: 2.500 INCHES IN, outlet_nominal_thread_size: 1.500 INCHES IN, nondefinitive_spec/std_data: B CLASS AND XIV TYPE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4210-00-255-0234, 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
4M2439
NSN: 4210-00-255-0234
FSC: 4210
CAGE: 02413 — KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
features_providedROCKER LUGS
flow_control_deviceBALL
inlet_nominal_thread_size2.500 INCHES IN
outlet_nominal_thread_size1.500 INCHES IN
nondefinitive_spec/std_dataB CLASS AND XIV TYPE
inlet_thread_quantity_per_inch7.5
inlet_thread_series_designatorNH
outlet_thread_quantity_per_inch11.5
outlet_thread_series_designatorNPSH
inlet_connection_type_and_quantity1 THREADED INTERNAL HOSE
outlet_connection_type_and_quantity2 THREADED EXTERNAL HOSE
NSN4210-00-255-0234
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SIAMESE CONNECTION,FIRE HOSE TITLE COMPONENT PN 4M2439 MFR SIAMESE CONNECTION,FIR
KEY FEATURES
FLOW CONTROL DEVICE: BALL
FEATURES PROVIDED: ROCKER LUGS
INLET CONNECTION TYPE AND QUANTITY: 1 THREADED INTERNAL HOSE
INLET THREAD SERIES DESIGNATOR: NH
MATERIAL: COPPER ALLOY
OUTLET CONNECTION TYPE AND QUANTITY: 2 THREADED EXTERNAL HOSE
OUTLET THREAD SERIES DESIGNATOR: NPSH
INLET NOMINAL THREAD SIZE: 2.500 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
FLOW CONTROL DEVICEBALL
FEATURES PROVIDEDROCKER LUGS
INLET CONNECTION TYPE AND QUANTITY1 THREADED INTERNAL HOSE
INLET THREAD SERIES DESIGNATORNH
MATERIALCOPPER ALLOY
OUTLET CONNECTION TYPE AND QUANTITY2 THREADED EXTERNAL HOSE
OUTLET THREAD SERIES DESIGNATORNPSH
INLET NOMINAL THREAD SIZE2.500 INCHES IN
INLET THREAD QUANTITY PER INCH7.5
NONDEFINITIVE SPEC/STD DATAB CLASS AND XIV TYPE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
1227-0-1MAInterchangeable
interchangeable cross-reference
interchangeable
1127-0-1MAInterchangeable
interchangeable cross-reference
interchangeable
1227Interchangeable
interchangeable cross-reference
interchangeable
B501Interchangeable
interchangeable cross-reference
interchangeable
13218E0479-3Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-52404Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4M2439?
4M2439 is a SIAMESE CONNECTION,FIRE HOSE.
What parts can replace 4M2439?
There are 26 known substitutes for 4M2439: 1227-0-1MA, 1127-0-1MA, 1227 and 23 more. Substitute compatibility should be verified for your specific system.
Is 4M2439 still available?
4M2439 is currently cancelled.
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