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20434-001 — CONTROL VALVE ASSEMBLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20434-001: CONTROL VALVE ASSEMBLY.

The CONTROL VALVE ASSEMBLY is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: ALUMINUM ALLOY QQ-A-225/8 ALLOY 6061,T651. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-060-5083, 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
20434-001
NSN: 4820-01-060-5083
NIINs: 010605083, 010610428, 011513889
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM ALLOY QQ-A-225/8 ALLOY 6061,T651
NSN4820-01-060-5083
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20434-001 · 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
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REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: SELECTED,TESTED AND CERTIFIED FOR TRIDENT SUBMARINE APPLICATION
TECHNICAL CHARACTERISTICS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSSELECTED,TESTED AND CERTIFIED FOR TRIDENT SUBMARINE APPLICATION
SUBSTITUTES & CROSS-REFERENCES 1
516-5952143Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 20434-001?
20434-001 is a CONTROL VALVE ASSEMBLY.
What parts can replace 20434-001?
There is 1 known substitute for 20434-001: 516-5952143. Substitute compatibility should be verified for your specific system.
What is the NSN for 20434-001?
20434-001 is cataloged in the U.S. Government catalog under NSN 4820-01-060-5083. 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.