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20430-004 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20430-004: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include special_features: 85 GPM AT 75 PSID FROM P1 TO P2 W/FLUID AT 110 DEG F POM 5 DEG F AND P2 AT 300 POM 50 PSIG DEGF, end_item_identification: NONPOWERED VALVES. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-153-1582, 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
20430-004
NSN: 4820-01-153-1582
NIINs: 011531582, 013177279
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
special_features85 GPM AT 75 PSID FROM P1 TO P2 W/FLUID AT 110 DEG F POM 5 DEG F AND P2 AT 300 POM 50 PSIG DEGF
end_item_identificationNONPOWERED VALVES
NSN4820-01-153-1582
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20430-004 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNITRIDING STEEL;MIL-S-6709
SUBSTITUTES & CROSS-REFERENCES 1
20430-004 FIND 2Reference document
Same NSN cross-reference
Reference document — Secondary 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 20430-004?
20430-004 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 20430-004?
There is 1 known substitute for 20430-004: 20430-004 FIND 2. Substitute compatibility should be verified for your specific system.
What is the NSN for 20430-004?
20430-004 is cataloged in the U.S. Government catalog under NSN 4820-01-153-1582. 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.