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WD401ALVB162 — VALVE,BUTTERFLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

WD401ALVB162: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include valve_size: 4.000 INCHES IN, end_item_identification: 3825-01-577-2713; DISTRIBUTOR,WATER,TANK TYPE, part_name_assigned_by_controlling_agency: 4 INCH BUTTERFLY VALVE, DETENT IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-591-4226, 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
WD401ALVB162
NSN: 4820-01-591-4226
FSC: 4820 — Valves, Nonpowered
CAGE: 13226 — BETTS INDUSTRIES, INC. (USA)
SPECIFICATIONS
valve_size4.000 INCHES IN
end_item_identification3825-01-577-2713; DISTRIBUTOR,WATER,TANK TYPE
part_name_assigned_by_controlling_agency4 INCH BUTTERFLY VALVE, DETENT IN
NSN4820-01-591-4226
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: WD401ALVB162 · 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
•
VALVE SIZE: 4.000 INCHES IN
TECHNICAL CHARACTERISTICS
VALVE SIZE4.000 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCY4 INCH BUTTERFLY VALVE, DETENT IN
END ITEM IDENTIFICATION3825-01-577-2713; DISTRIBUTOR,WATER,TANK TYPE
SUBSTITUTES & CROSS-REFERENCES 1
6201044Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WD401ALVB162?
WD401ALVB162 is a VALVE,BUTTERFLY.
What parts can replace WD401ALVB162?
There is 1 known substitute for WD401ALVB162: 6201044. Substitute compatibility should be verified for your specific system.
What is the NSN for WD401ALVB162?
WD401ALVB162 is cataloged in the U.S. Government catalog under NSN 4820-01-591-4226. 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.