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20287A51M — CORE ASSEMBLY,FLUID COOLER

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20287A51M: CORE ASSEMBLY,FLUID COOLER.

The CORE ASSEMBLY,FLUID COOLER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, valve_operation_method: AUTOMATIC, opening_pressure_setting: 10.0 POUNDS PER SQUARE INCH LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-240-3017, 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
20287A51M
NSN: 4820-01-240-3017
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
valve_operation_methodAUTOMATIC
opening_pressure_setting10.0 POUNDS PER SQUARE INCH LBS
NSN4820-01-240-3017
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20287A51M · 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
•
MATERIAL: COPPER ALLOY BODY
•
OPENING PRESSURE SETTING: 10.0 POUNDS PER SQUARE INCH LBS
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
MATERIALCOPPER ALLOY BODY
OPENING PRESSURE SETTING10.0 POUNDS PER SQUARE INCH LBS
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 2
E-21050-11Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
E-21050-11 PIECE 9Reference 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 20287A51M?
20287A51M is a CORE ASSEMBLY,FLUID COOLER.
What parts can replace 20287A51M?
There are 2 known substitutes for 20287A51M: E-21050-11, E-21050-11 PIECE 9. Substitute compatibility should be verified for your specific system.
What is the NSN for 20287A51M?
20287A51M is cataloged in the U.S. Government catalog under NSN 4820-01-240-3017. 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.