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7531-508-036 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7531-508-036: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, shank_diameter: 0.375 INCHES NOMINAL IN, pressure_rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, outside_diameter: 3.062 INCHES NOMINAL IN, style_designator: SWING CHECK, end_item_identification: SPRUANCE CLASS DD (963). This part is cataloged in the U.S.

Government catalog under NSN 4820-01-433-2609, 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
7531-508-036
NSN: 4820-01-433-2609
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
shank_diameter0.375 INCHES NOMINAL IN
pressure_rating150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
outside_diameter3.062 INCHES NOMINAL IN
style_designatorSWING CHECK
end_item_identificationSPRUANCE CLASS DD (963)
flange_seat_to_disk_end_height0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
NSN4820-01-433-2609
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7531-508-036 · 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
•
SHANK DIAMETER: 0.375 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
•
PRESSURE RATING: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
OUTSIDE DIAMETER: 3.062 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SWING CHECK
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.375 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
PRESSURE RATING150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
OUTSIDE DIAMETER3.062 INCHES NOMINAL IN
STYLE DESIGNATORSWING CHECK
END ITEM IDENTIFICATIONSPRUANCE CLASS DD (963)
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 2
73811-13Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
73811-13 ITEM 03D 2 1/2INSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 7531-508-036?
7531-508-036 is a DISK,VALVE.
What parts can replace 7531-508-036?
There are 2 known substitutes for 7531-508-036: 73811-13, 73811-13 ITEM 03D 2 1/2IN. Substitute compatibility should be verified for your specific system.
What is the NSN for 7531-508-036?
7531-508-036 is cataloged in the U.S. Government catalog under NSN 4820-01-433-2609. 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.