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D-4.0-72-03-Q-0 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

D-4.0-72-03-Q-0: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, temp_rating: 150.0 FAHRENHEIT NOMINAL DEGF, pressure_rating: 225.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, special_features: 4.0 N0.72 BRZ SURE CHECK VALVE, style_designator: SOLID, end_item_identification: USNS STALWART CLASS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-443-7540, 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
D-4.0-72-03-Q-0
NSN: 4820-01-443-7540
FSC: 4820 — Valves, Nonpowered
CAGE: 76588 — CORE INDUSTRIES INC. DBA MUELLER STEAM SPECIALTY (USA)
SPECIFICATIONS
materialNICKEL ALLOY
temp_rating150.0 FAHRENHEIT NOMINAL DEGF
pressure_rating225.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
special_features4.0 N0.72 BRZ SURE CHECK VALVE
style_designatorSOLID
end_item_identificationUSNS STALWART CLASS
NSN4820-01-443-7540
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D-4.0-72-03-Q-0 · 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: 225.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
TEMP RATING: 150.0 FAHRENHEIT NOMINAL DEGF
•
STYLE DESIGNATOR: SOLID
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
PRESSURE RATING225.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TEMP RATING150.0 FAHRENHEIT NOMINAL DEGF
STYLE DESIGNATORSOLID
SPECIAL FEATURES4.0 N0.72 BRZ SURE CHECK VALVE
END ITEM IDENTIFICATIONUSNS STALWART CLASS
MATERIALNICKEL ALLOY
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D-4.0-72-03-Q-0?
D-4.0-72-03-Q-0 is a DISK,VALVE.
What is the NSN for D-4.0-72-03-Q-0?
D-4.0-72-03-Q-0 is cataloged in the U.S. Government catalog under NSN 4820-01-443-7540. 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.