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N6566 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

N6566: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_height: 1.719 INCHES NOMINAL IN, outside_diameter: 1.797 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-346-8807, 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
N6566
NSN: 4820-00-346-8807
NIINs: 003468807, 011726392
FSC: 4820 — Valves, Nonpowered
CAGE: 37239 — LUNKENHEIMER CO (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_height1.719 INCHES NOMINAL IN
outside_diameter1.797 INCHES NOMINAL IN
NSN4820-00-346-8807
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N6566 · 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
•
OUTSIDE DIAMETER: 1.797 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.719 INCHES NOMINAL IN
OUTSIDE DIAMETER1.797 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N6566?
N6566 is a DISK,VALVE.
What is the NSN for N6566?
N6566 is cataloged in the U.S. Government catalog under NSN 4820-00-346-8807. 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.