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N5766 PIECE 4 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

N5766 PIECE 4: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_height: 2.875 INCHES NOMINAL IN, flange_diameter: 2.188 INCHES NOMINAL IN, style_designator: POPPET. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-139-5841, 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
N5766 PIECE 4
NSN: 4820-01-139-5841
FSC: 4820 — Valves, Nonpowered
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
materialSTEEL
overall_height2.875 INCHES NOMINAL IN
flange_diameter2.188 INCHES NOMINAL IN
style_designatorPOPPET
NSN4820-01-139-5841
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N5766 PIECE 4 · 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
•
FLANGE DIAMETER: 2.188 INCHES NOMINAL IN
•
STYLE DESIGNATOR: POPPET
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER2.188 INCHES NOMINAL IN
OVERALL HEIGHT2.875 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 4
N5761Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
VD81RV15H17358Reference document
Same NSN cross-reference
Reference document — Secondary reference
N5761REVD PIECE4Reference document
Same NSN cross-reference
Reference document — Secondary reference
N5759 PIECE 4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 N5766 PIECE 4?
N5766 PIECE 4 is a DISK,VALVE.
What parts can replace N5766 PIECE 4?
There are 4 known substitutes for N5766 PIECE 4: N5761, VD81RV15H17358, N5761REVD PIECE4 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N5766 PIECE 4?
N5766 PIECE 4 is cataloged in the U.S. Government catalog under NSN 4820-01-139-5841. 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.