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Technical Data Sheet
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QR4009 — DISK,INSERT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

QR4009: DISK,INSERT.

The DISK,INSERT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-461-5466, 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
QR4009
NSN: 4820-01-461-5466
FSC: 4820 — Valves, Nonpowered
CAGE: 5P967 — DANTE VALVE COMPANY (USA)
SPECIFICATIONS
Part NumberQR4009
NSN4820-01-461-5466
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: QR4009 · 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
SUBSTITUTES & CROSS-REFERENCES 2
D4400 REV1 IT 11Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
D4400Reference 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 QR4009?
QR4009 is a DISK,INSERT.
What parts can replace QR4009?
There are 2 known substitutes for QR4009: D4400 REV1 IT 11, D4400. Substitute compatibility should be verified for your specific system.
What is the NSN for QR4009?
QR4009 is cataloged in the U.S. Government catalog under NSN 4820-01-461-5466. This indicates validated use in U.S. government and defense supply chains.
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