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VAL1439 — VALVE ASSEMBLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

VAL1439: VALVE ASSEMBLY.

The VALVE ASSEMBLY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY STEM, body_style: STRAIGHT THRU, bulb_length: 3.500 INCHES NOMINAL IN, temp_rating: -20.0 FAHRENHEIT AND 50.0 FAHRENHEIT DEGF, body_material: STEEL AND COPPER ALLOY, bulb_diameter: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-819-0587, 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
VAL1439
NSN: 4820-00-819-0587
NIINs: 008190587, 010364034
FSC: 4820 — Valves, Nonpowered
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)
SPECIFICATIONS
materialCOPPER ALLOY STEM
body_styleSTRAIGHT THRU
bulb_length3.500 INCHES NOMINAL IN
temp_rating-20.0 FAHRENHEIT AND 50.0 FAHRENHEIT DEGF
body_materialSTEEL AND COPPER ALLOY
bulb_diameter0.500 INCHES NOMINAL IN
bulb_media_typeREFRIGERANT 22
mounting_methodCLAMP BULB
special_featuresOBLONG SHAPED 7.000 IN. O/A LG 3.500 IN. O/A W 3.000 IN. O/A H IN
flow_control_devicePOPPET
capillary_tube_length60.000 INCHES NOMINAL IN
end_connection_quantity2
NSN4820-00-819-0587
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: VAL1439 · 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
•
BODY MATERIAL: STEEL AND COPPER ALLOY
TECHNICAL CHARACTERISTICS
BODY MATERIALSTEEL AND COPPER ALLOY
SPECIAL FEATURESOBLONG SHAPED 7.000 IN. O/A LG 3.500 IN. O/A W 3.000 IN. O/A H IN
SUBSTITUTES & CROSS-REFERENCES 1
1922NReference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 VAL1439?
VAL1439 is a VALVE ASSEMBLY.
What parts can replace VAL1439?
There is 1 known substitute for VAL1439: 1922N. Substitute compatibility should be verified for your specific system.
What is the NSN for VAL1439?
VAL1439 is cataloged in the U.S. Government catalog under NSN 4820-00-819-0587. 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.