PartsTable
Technical Data Sheet
1C1787-10 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include material: COPPER ALLOY OVERALL, bonnet_type: INSIDE SCREW, connection_type: THREADED INTERNAL PIPE FIRST END, connection_style: PLAIN,OPTIONAL END(PIPE) FIRST END, style_designator: ANGLE, thread_direction: RIGHT-HAND FIRST END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-541-0933, 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
1C1787-10
NSN: 4820-00-541-0933
FSC: 4820
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
bonnet_typeINSIDE SCREW
connection_typeTHREADED INTERNAL PIPE FIRST END
connection_stylePLAIN,OPTIONAL END(PIPE) FIRST END
style_designatorANGLE
thread_directionRIGHT-HAND FIRST END
features_providedBONNET PACKING
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
nominal_thread_size2.000 INCHES FIRST END IN
maximum_operating_temp358.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
NSN4820-00-541-0933
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 1C1787-10 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
FLOW CONTROL DEVICE: DISK
THREAD DIRECTION: RIGHT-HAND FIRST END
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
VALVE OPERATION METHOD: MANUAL
FEATURES PROVIDED: BONNET PACKING
BONNET ATTACHMENT METHOD: THREADED
THREAD QUANTITY PER INCH: 4-1/2 FIRST END
NOMINAL THREAD SIZE: 2.000 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
FLOW CONTROL DEVICEDISK
THREAD DIRECTIONRIGHT-HAND FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
VALVE OPERATION METHODMANUAL
FEATURES PROVIDEDBONNET PACKING
BONNET ATTACHMENT METHODTHREADED
THREAD QUANTITY PER INCH4-1/2 FIRST END
NOMINAL THREAD SIZE2.000 INCHES FIRST END IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) FIRST END
STYLE DESIGNATORANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
4430Interchangeable
interchangeable cross-reference
interchangeable
0534Z86Interchangeable
interchangeable cross-reference
interchangeable
9859-N42Interchangeable
interchangeable cross-reference
interchangeable
44D30Interchangeable
interchangeable cross-reference
interchangeable
1264-1039Interchangeable
interchangeable cross-reference
interchangeable
11727876-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1C1787-10?
1C1787-10 is a RESISTOR,FIXED,WIRE WOUND,INDUCT.
What parts can replace 1C1787-10?
There are 17 known substitutes for 1C1787-10: 4430, 0534Z86, 9859-N42 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1C1787-10?
1C1787-10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-541-0933. This indicates validated use in U.S. government and defense supply chains.
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