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40398-406 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40398-406: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include end_item_identification: E/I VALVE PRESSURE CAGE 55378 ARLEIGH BURKE CLASS DDG. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-458-0235, 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
40398-406
NSN: 4820-01-458-0235
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
end_item_identificationE/I VALVE PRESSURE CAGE 55378 ARLEIGH BURKE CLASS DDG
NSN4820-01-458-0235
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40398-406 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONE/I VALVE PRESSURE CAGE 55378 ARLEIGH BURKE CLASS DDG
SUBSTITUTES & CROSS-REFERENCES 1
40398-4Reference 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 40398-406?
40398-406 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40398-406?
There is 1 known substitute for 40398-406: 40398-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 40398-406?
40398-406 is cataloged in the U.S. Government catalog under NSN 4820-01-458-0235. This indicates validated use in U.S. government and defense supply chains.
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