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DM4926 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DM4926: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400, pressure_rating: 400.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, outside_diameter: 0.50 INCHES NOMINAL IN, style_designator: SOLID WEDGE, end_item_identification: VALVE, ANGLE RELIEF, material_document_and_classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-629-2855, 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
DM4926
NSN: 4820-01-629-2855
FSC: 4820 — Valves, Nonpowered
CAGE: 5P967 — DANTE VALVE COMPANY (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400
pressure_rating400.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
outside_diameter0.50 INCHES NOMINAL IN
style_designatorSOLID WEDGE
end_item_identificationVALVE, ANGLE RELIEF
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-629-2855
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DM4926 · 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: 400.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
OUTSIDE DIAMETER: 0.50 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID WEDGE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: NICKEL ALLOY 400
TECHNICAL CHARACTERISTICS
PRESSURE RATING400.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
OUTSIDE DIAMETER0.50 INCHES NOMINAL IN
STYLE DESIGNATORSOLID WEDGE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
END ITEM IDENTIFICATIONVALVE, ANGLE RELIEF
MATERIALNICKEL ALLOY 400
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 1
D40-0003 ITEM 13Same 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 DM4926?
DM4926 is a DISK,VALVE.
What parts can replace DM4926?
There is 1 known substitute for DM4926: D40-0003 ITEM 13. Substitute compatibility should be verified for your specific system.
What is the NSN for DM4926?
DM4926 is cataloged in the U.S. Government catalog under NSN 4820-01-629-2855. 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.