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640PC23 — PUMP,COOLING SYSTEM,ENGINE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

640PC23: PUMP,COOLING SYSTEM,ENGINE.

The PUMP,COOLING SYSTEM,ENGINE is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include material: NICKEL ALLOY, valve_design_control_activity: 75214, valve_model_number_for_which_designed: 640. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-066-7930, 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
640PC23
NSN: 4820-01-066-7930
FSC: 4820 — Valves, Nonpowered
CAGE: 75214 — KAHLENBERG INDUSTRIES, INC. DBA KAHLENBERG INDUSTRIES INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY
valve_design_control_activity75214
valve_model_number_for_which_designed640
NSN4820-01-066-7930
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 640PC23 · 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
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 640
•
VALVE DESIGN CONTROL ACTIVITY: 75214
•
MATERIAL: NICKEL ALLOY
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
VALVE MODEL NUMBER FOR WHICH DESIGNED640
VALVE DESIGN CONTROL ACTIVITY75214
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
640Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 640PC23?
640PC23 is a PUMP,COOLING SYSTEM,ENGINE.
What parts can replace 640PC23?
There is 1 known substitute for 640PC23: 640. Substitute compatibility should be verified for your specific system.
What is the NSN for 640PC23?
640PC23 is cataloged in the U.S. Government catalog under NSN 4820-01-066-7930. 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.