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Technical Data Sheet
PartsTable / MRO / 1G77
1G77 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 SWITCH,PRESSURE is a the manufacturer industrial component. Key specifications include thread_class: 3B SINGLE PRESSURE CONNECTION, terminal_type: CONNECTOR, RECEPTACLE, overall_length: 3.250 INCHES MAXIMUM IN, mounting_method: INLET CONNECTION, overall_diameter: 1.500 INCHES MAXIMUM IN, style_designator: CYLINDRICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-071-1485, 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→ 1G77
NSN: 5930-00-071-1485
FSC: 5930
CAGE: 09049 — CUSTOM CONTROL SENSORS, LLC (USA)
SPECIFICATIONS
thread_class3B SINGLE PRESSURE CONNECTION
terminal_typeCONNECTOR, RECEPTACLE
overall_length3.250 INCHES MAXIMUM IN
mounting_methodINLET CONNECTION
overall_diameter1.500 INCHES MAXIMUM IN
style_designatorCYLINDRICAL
nominal_thread_size0.438 INCHES SINGLE PRESSURE CONNECTION IN
pressure_switch_typeGAGE
contact_adjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
contact_action_stimulusINCREASE
contact_stimulus_rating120.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 95.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 25.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH
pressure_connector_typePLAIN, THREADED INTERNAL SINGLE CONNECTION
NSN5930-00-071-1485
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,PRESSURE TITLE COMPONENT PN 1G77 MFR SWITCH,PRESSURE
KEY FEATURES
•
THREAD SERIES DESIGNATOR: UNF SINGLE PRESSURE CONNECTION
•
STYLE DESIGNATOR: CYLINDRICAL
•
OVERALL DIAMETER: 1.500 INCHES MAXIMUM IN
•
PRESSURE CONNECTOR TYPE: PLAIN, THREADED INTERNAL SINGLE CONNECTION
•
CONTACT VOLTAGE RATING IN VOLTS: 115.0 DC AT SEA LEVEL SECOND VOLTAGE
•
PRESSURE SWITCH TYPE: GAGE
•
CONTACT STIMULUS RATING: 120.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 95.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 25.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNF SINGLE PRESSURE CONNECTION
STYLE DESIGNATORCYLINDRICAL
OVERALL DIAMETER1.500 INCHES MAXIMUM IN
PRESSURE CONNECTOR TYPEPLAIN, THREADED INTERNAL SINGLE CONNECTION
CONTACT VOLTAGE RATING IN VOLTS115.0 DC AT SEA LEVEL SECOND VOLTAGE
CONTACT VOLTAGE RATING IN VOLTS115.0 AC AT SEA LEVEL FIRST VOLTAGE
PRESSURE SWITCH TYPEGAGE
CONTACT STIMULUS RATING120.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 95.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 25.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH
MOUNTING METHODINLET CONNECTION
TERMINAL TYPECONNECTOR, RECEPTACLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
15329Interchangeable
interchangeable cross-reference
interchangeable
X1086T43Interchangeable
interchangeable cross-reference
interchangeable
D10Interchangeable
interchangeable cross-reference
interchangeable
856442-1Interchangeable
interchangeable cross-reference
interchangeable
856442Interchangeable
interchangeable cross-reference
interchangeable
05015Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1G77?
1G77 is a SWITCH,PRESSURE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1G77?
There are 7 known substitutes for 1G77: 15329, X1086T43, D10 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1G77?
1G77 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-071-1485. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026