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8409 ITEM 3 3IN — Technical Data Sheet

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— · 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

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, pressure_rating: 300.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, style_designator: PLUG. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-247-9334, 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
8409 ITEM 3 3IN
NSN: 4820-01-247-9334
FSC: 4820
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
materialSTEEL
pressure_rating300.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
style_designatorPLUG
NSN4820-01-247-9334
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8409 ITEM 3 3IN · 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
•
PRESSURE RATING: 300.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
MATERIAL: STEEL
•
STYLE DESIGNATOR: PLUG
TECHNICAL CHARACTERISTICS
PRESSURE RATING300.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
MATERIALSTEEL
STYLE DESIGNATORPLUG
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
8228A0440-1AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8409InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
54C48InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AA59214-8B8InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
202032-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
3030008647398InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8409 ITEM 3 3IN?
8409 ITEM 3 3IN is a DISK,VALVE.
What parts can replace 8409 ITEM 3 3IN?
There are 13 known substitutes for 8409 ITEM 3 3IN: 8228A0440-1A, 8409, 54C48 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8409 ITEM 3 3IN?
8409 ITEM 3 3IN is cataloged in the Federal Logistics Information System under NSN 4820-01-247-9334. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026