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A47419 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A47419: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_angle: 45.0 DEGREES NOMINAL, tip_diameter: 0.172 INCHES NOMINAL IN, overall_height: 2.938 INCHES NOMINAL IN, shank_diameter: 0.250 INCHES NOMINAL IN, special_features: TIP END. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-073-9889, 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
A47419
NSN: 4820-00-073-9889
NIINs: 000739889, 014851226
FSC: 4820 — Valves, Nonpowered
CAGE: 34889 — HUNT VALVE COMPANY INC DBA UNION FLONETICS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_angle45.0 DEGREES NOMINAL
tip_diameter0.172 INCHES NOMINAL IN
overall_height2.938 INCHES NOMINAL IN
shank_diameter0.250 INCHES NOMINAL IN
special_featuresTIP END
style_designatorPOPPET
under_flange_height2.141 INCHES NOMINAL IN
end_item_identificationARLEIGH BURKE CLASS DDG
flange_seat_to_disk_end_height0.718 INCHES NOMINAL IN
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY OXYGEN CLEANING
NSN4820-00-073-9889
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A47419 · 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: 0.250 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 0.718 INCHES NOMINAL IN
•
STYLE DESIGNATOR: POPPET
•
TIP DIAMETER: 0.172 INCHES NOMINAL IN
•
SEAT ANGLE: 45.0 DEGREES NOMINAL
•
UNDER FLANGE HEIGHT: 2.141 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.250 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT0.718 INCHES NOMINAL IN
OVERALL HEIGHT2.938 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
TIP DIAMETER0.172 INCHES NOMINAL IN
SEAT ANGLE45.0 DEGREES NOMINAL
SPECIAL FEATURESTIP END
UNDER FLANGE HEIGHT2.141 INCHES NOMINAL IN
END ITEM IDENTIFICATIONW/S ARLEIGH BURKE CLASS DDG
MATERIALSTEEL CORROSION RESISTING
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 A47419?
A47419 is a DISK,VALVE.
What is the NSN for A47419?
A47419 is cataloged in the U.S. Government catalog under NSN 4820-00-073-9889. 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.