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390 8429 — PUMP,FUEL,METERING AND DISTRIBUT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

390 8429: PUMP,FUEL,METERING AND DISTRIBUT.

PUMP,FUEL,METERING AND DISTRIBUT. Key specifications include connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: PLAIN (TUBE) SECOND END, style_designator: STRAIGHT THRU, mounting_position: HORIZONTAL, flow_control_device: POPPET, valve_operation_method: AUTOMATIC. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-157-3543, 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
390 8429
NSN: 4820-01-157-3543
FSC: 4820 — Valves, Nonpowered
CAGE: 34914 — HIAB USA INC (USA)
SPECIFICATIONS
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_stylePLAIN (TUBE) SECOND END
style_designatorSTRAIGHT THRU
mounting_positionHORIZONTAL
flow_control_devicePOPPET
valve_operation_methodAUTOMATIC
NSN4820-01-157-3543
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 390 8429 · 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: POPPET
•
CONNECTION STYLE: PLAIN (TUBE) SECOND END
•
MOUNTING POSITION: HORIZONTAL
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
CONNECTION STYLEPLAIN (TUBE) SECOND END
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) FIRST END
MOUNTING POSITIONHORIZONTAL
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 2
390 8208Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
390 8208 ITEM 32Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 390 8429?
390 8429 is a PUMP,FUEL,METERING AND DISTRIBUT.
What parts can replace 390 8429?
There are 2 known substitutes for 390 8429: 390 8208, 390 8208 ITEM 32. Substitute compatibility should be verified for your specific system.
What is the NSN for 390 8429?
390 8429 is cataloged in the U.S. Government catalog under NSN 4820-01-157-3543. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.