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Technical Data Sheet
MILV18559TYPE1STYLEADESIGNBPAT1 ✓ 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 VALVE,RADIATOR,HEATING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922 AND COPPER ALLOY 836 SEAT, body_style: STRAIGHT THRU, operating_pressure: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS, flow_control_device: DISK, TOP GUIDED, valve_operation_method: WHEEL, media_for_which_designed: STEAM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-00-222-3480, 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
MILV18559TYPE1STYLEADESIGNBPAT1
NSN: 4520-00-222-3480
FSC: 4520
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY 922 AND COPPER ALLOY 836 SEAT
body_styleSTRAIGHT THRU
operating_pressure100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
flow_control_deviceDISK, TOP GUIDED
valve_operation_methodWHEEL
end_connection_quantity2
media_for_which_designedSTEAM
first_end_connection_typeTHREADED INTERNAL PIPE
first_end_style_designatorPLAIN
first_end_thread_directionRIGHT-HAND
second_end_connection_typeTHREADED EXTERNAL PIPE
nondefinitive_spec/std_data100 CLASS AND 1 PATTERN AND A STYLE AND 1-1/4 IN. SIZE AND 1 TYPE AND 1 SERVICE IN
NSN4520-00-222-3480
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,RADIATOR,HEATING TITLE COMPONENT PN MILV18559TYPE1STYLEADESIGNBPAT1 MFR VALVE,RADIATOR,HEATING
KEY FEATURES
FLOW CONTROL DEVICE: DISK, TOP GUIDED
VALVE OPERATION METHOD: WHEEL
OPERATING PRESSURE: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
SECOND END THREAD DIRECTION: RIGHT-HAND
FIRST END NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES IN
FIRST END STYLE DESIGNATOR: PLAIN
FIRST END THREAD DIRECTION: RIGHT-HAND
END CONNECTION QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
FLOW CONTROL DEVICEDISK, TOP GUIDED
VALVE OPERATION METHODWHEEL
OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
SECOND END THREAD DIRECTIONRIGHT-HAND
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES IN
FIRST END STYLE DESIGNATORPLAIN
FIRST END THREAD DIRECTIONRIGHT-HAND
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
SECOND END NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
A-A-50456Interchangeable
interchangeable cross-reference
interchangeable
A50456-2-A-1Interchangeable
interchangeable cross-reference
interchangeable
A-A-50457Interchangeable
interchangeable cross-reference
interchangeable
WW-V-160Interchangeable
interchangeable cross-reference
interchangeable
A-A-50456 PN2STASZ3/4IN.Interchangeable
interchangeable cross-reference
interchangeable
A50456-2A3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILV18559TYPE1STYLEADESIGNBPAT1?
MILV18559TYPE1STYLEADESIGNBPAT1 is a VALVE,RADIATOR,HEATING.
What parts can replace MILV18559TYPE1STYLEADESIGNBPAT1?
There are 11 known substitutes for MILV18559TYPE1STYLEADESIGNBPAT1: A-A-50456, A50456-2-A-1, A-A-50457 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MILV18559TYPE1STYLEADESIGNBPAT1?
MILV18559TYPE1STYLEADESIGNBPAT1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-00-222-3480. This indicates validated use in U.S. government and defense supply chains.
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