PartsTable
Technical Data Sheet
G400157-1 ✓ 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

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: COPPER ALLOY STEM, body_style: TEE, temp_rating: 35.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF, furnished_items: AUTOMATIC RELIEF VALVE, regulation_type: MANUAL SINGLE STAGE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-469-8434, 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
G400157-1
NSN: 4820-00-469-8434
FSC: 4820
CAGE: 24930 — L3HARRIS TECHNOLOGIES, INC DIV SPACE & AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialCOPPER ALLOY STEM
body_styleTEE
temp_rating35.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF
furnished_itemsAUTOMATIC RELIEF VALVE
regulation_typeMANUAL SINGLE STAGE
valve_stem_designSINGLE SEAT
flow_control_deviceDIAPHRAGM
valve_loading_methodSPRING
manual_control_methodWHEEL
outlet_pressure_range0.0 TO 180.0 CAMERA MOUNT
end_connection_quantity3
NSN4820-00-469-8434
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: G400157-1 · 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
FIRST END THREAD DIRECTION: RIGHT-HAND
VALVE STEM DESIGN: SINGLE SEAT
FIRST END CONNECTION TYPE: THREADED INTERNAL PIPE
BODY STYLE: TEE
THIRD END THREAD DIRECTION: RIGHT-HAND
THIRD END RELATIONSHIP WITH PRECEDING ENDS: NOT IDENTICAL WITH FIRST OR SECOND END
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1/4-18 NPT FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END THREAD DIRECTIONRIGHT-HAND
VALVE STEM DESIGNSINGLE SEAT
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
BODY STYLETEE
THIRD END THREAD DIRECTIONRIGHT-HAND
THIRD END RELATIONSHIP WITH PRECEDING ENDSNOT IDENTICAL WITH FIRST OR SECOND END
THREAD SIZE AND SERIES/TYPE DESIGNATOR1/4-18 NPT FIRST END
THREAD SIZE AND SERIES/TYPE DESIGNATOR1/8-27 NPT THIRD END
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY STEM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
C12293Interchangeable
interchangeable cross-reference
interchangeable
2410 1-3/8Interchangeable
interchangeable cross-reference
interchangeable
110 1-3/8Interchangeable
interchangeable cross-reference
interchangeable
716718-2Interchangeable
interchangeable cross-reference
interchangeable
2519-2Interchangeable
interchangeable cross-reference
interchangeable
7B7728Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G400157-1?
G400157-1 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace G400157-1?
There are 11 known substitutes for G400157-1: C12293, 2410 1-3/8, 110 1-3/8 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G400157-1?
G400157-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-469-8434. This indicates validated use in U.S. government and defense supply chains.
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