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Technical Data Sheet
142C949H01 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SWITCH,PRESSURE is a the manufacturer industrial component. Key specifications include terminal_type: QUICK DISCONNECT, MALE, thread_length: 0.750 INCHES NOMINAL ALL PRESSURE CONNECTION IN, mounting_method: INLET CONNECTION AND OUTLET CONNECTION, frequency_in_hertz: 60.0 FIRST VOLTAGE, nominal_thread_size: 0.500 INCHES SINGLE PRESSURE CONNECTION IN, pressure_switch_type: DIFFERENTIAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-056-4699, 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
MRO MRO_GENERAL 142C949H01
NSN: 5930-01-056-4699
FSC: 5930
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
terminal_typeQUICK DISCONNECT, MALE
thread_length0.750 INCHES NOMINAL ALL PRESSURE CONNECTION IN
mounting_methodINLET CONNECTION AND OUTLET CONNECTION
frequency_in_hertz60.0 FIRST VOLTAGE
nominal_thread_size0.500 INCHES SINGLE PRESSURE CONNECTION IN
pressure_switch_typeDIFFERENTIAL
contact_adjustabilityACTUATION POINT ADJUSTABLE, PRESET
operating_temp_rating180.0 FAHRENHEIT MAXIMUM DEGF
contact_action_stimulusINCREASE
contact_adjustment_typeINTERNAL ACTUATION POINT SCREW
contact_stimulus_rating4.50 ACTUATION POINT NOMINAL GALLONS PER MINUTE
end_item_identificationAIR ROUTE SURVEILLANCE RADAR 3, (ARSR3)
NSN5930-01-056-4699
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,PRESSURE TITLE COMPONENT PN 142C949H01 MFR SWITCH,PRESSURE
KEY FEATURES
THREAD QUANTITY PER INCH: 14 ALL PRESSURE CONNECTION
CONTACT ACTION STIMULUS: INCREASE
THREAD LENGTH: 0.750 INCHES NOMINAL ALL PRESSURE CONNECTION IN
CONTACT STIMULUS RATING: 4.50 ACTUATION POINT NOMINAL GALLONS PER MINUTE
CONTACT VOLTAGE RATING IN VOLTS: 250.0 DC AT SEA LEVEL SECOND VOLTAGE
CONTACT LOAD CURRENT RATING: 250.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE
OPERATING TEMP RATING: 180.0 FAHRENHEIT MAXIMUM DEGF
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH14 ALL PRESSURE CONNECTION
CONTACT ACTION STIMULUSINCREASE
THREAD LENGTH0.750 INCHES NOMINAL ALL PRESSURE CONNECTION IN
CONTACT STIMULUS RATING4.50 ACTUATION POINT NOMINAL GALLONS PER MINUTE
CONTACT VOLTAGE RATING IN VOLTS250.0 DC AT SEA LEVEL SECOND VOLTAGE
END ITEM IDENTIFICATIONAIR ROUTE SURVEILLANCE RADAR 3, (ARSR3)
CONTACT LOAD CURRENT RATING250.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE
OPERATING TEMP RATING180.0 FAHRENHEIT MAXIMUM DEGF
THREAD SERIES DESIGNATORNPT ALL PRESSURE CONNECTION
NOMINAL THREAD SIZE0.500 INCHES SINGLE PRESSURE CONNECTION IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
28525-RInterchangeable
interchangeable cross-reference
interchangeable
Q14-CInterchangeable
interchangeable cross-reference
interchangeable
33.130 ROUGH (SPECIAL)Interchangeable
interchangeable cross-reference
interchangeable
Q-1/4/CInterchangeable
Same NIIN cross-reference
interchangeable
Q1-4-50WInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 142C949H01?
142C949H01 is a SWITCH,PRESSURE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 142C949H01?
There are 5 known substitutes for 142C949H01: 28525-R, Q14-C, 33.130 ROUGH (SPECIAL) and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 142C949H01?
142C949H01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-056-4699. This indicates validated use in U.S. government and defense supply chains.
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