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056947 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

056947: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, seat_angle: 45.0 DEGREES NOMINAL, taper_length: 4.000 INCHES NOMINAL IN, overall_height: 5.125 INCHES NOMINAL IN, style_designator: SOLID WEDGE, taper_major_diameter: 2.747 INCHES MINIMUM AND 2.757 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-226-7339, 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
056947
NSN: 4820-01-226-7339
FSC: 4820 — Valves, Nonpowered
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
materialSTEEL
seat_angle45.0 DEGREES NOMINAL
taper_length4.000 INCHES NOMINAL IN
overall_height5.125 INCHES NOMINAL IN
style_designatorSOLID WEDGE
taper_major_diameter2.747 INCHES MINIMUM AND 2.757 INCHES MAXIMUM IN
taper_minor_diameter2.050 INCHES MINIMUM AND 2.060 INCHES MAXIMUM IN
NSN4820-01-226-7339
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 056947 · 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
•
TAPER MINOR DIAMETER: 2.050 INCHES MINIMUM AND 2.060 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID WEDGE
•
TAPER MAJOR DIAMETER: 2.747 INCHES MINIMUM AND 2.757 INCHES MAXIMUM IN
•
SEAT ANGLE: 45.0 DEGREES NOMINAL
•
TAPER LENGTH: 4.000 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT5.125 INCHES NOMINAL IN
TAPER MINOR DIAMETER2.050 INCHES MINIMUM AND 2.060 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID WEDGE
TAPER MAJOR DIAMETER2.747 INCHES MINIMUM AND 2.757 INCHES MAXIMUM IN
SEAT ANGLE45.0 DEGREES NOMINAL
TAPER LENGTH4.000 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 3
131059-21103 U2Reference document
Same NSN cross-reference
Reference document — Secondary reference
131059Reference document
Same NSN cross-reference
Reference document — Secondary reference
056947 ITEM 26Same 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 056947?
056947 is a DISK,VALVE.
What parts can replace 056947?
There are 3 known substitutes for 056947: 131059-21103 U2, 131059, 056947 ITEM 26. Substitute compatibility should be verified for your specific system.
What is the NSN for 056947?
056947 is cataloged in the U.S. Government catalog under NSN 4820-01-226-7339. 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.