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PartsTable / COMPONENT / 438-8433844 ITEM 25
438-8433844 ITEM 25 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The 438-8433844 ITEM 25 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6645-01-564-0569, 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
438-8433844 ITEM 25
NSN: 6645-01-564-0569
FSC: 6645
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number438-8433844 ITEM 25
NSN6645-01-564-0569
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 438-8433844 ITEM 25 TITLE COMPONENT PN 438-8433844 ITEM 25 MFR 438-8433844 ITEM 25
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONCONTROLLER, WHISTLE; LOGISTICS SUPPORT VESSEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
M-522Interchangeable
interchangeable cross-reference
interchangeable
M2684 1/4" BALL VALVEInterchangeable
interchangeable cross-reference
interchangeable
RHS7R0Interchangeable
interchangeable cross-reference
interchangeable
M518Interchangeable
interchangeable cross-reference
interchangeable
NT4X43KAInterchangeable
interchangeable cross-reference
interchangeable
3-6431 / P/N-M-511CInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 438-8433844 ITEM 25?
438-8433844 ITEM 25 is a 438-8433844 ITEM 25.
What parts can replace 438-8433844 ITEM 25?
There are 6 known substitutes for 438-8433844 ITEM 25: M-522, M2684 1/4" BALL VALVE, RHS7R0 and 3 more. Substitute compatibility should be verified for your specific system.
Is 438-8433844 ITEM 25 still available?
438-8433844 ITEM 25 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026