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Technical Data Sheet
PartsTable / COMPONENT / 645A856H04
645A856H04 ✓ 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 SWITCH,SENSITIVE is a the manufacturer industrial component. Key specifications include end_item_identification: ASR9. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-322-0287, 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
645A856H04
NSN: 5930-01-322-0287
FSC: 5930
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
end_item_identificationASR9
NSN5930-01-322-0287
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,SENSITIVE TITLE COMPONENT PN 645A856H04 MFR SWITCH,SENSITIVE
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONASR9
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
20103Interchangeable
interchangeable cross-reference
interchangeable
13N23Interchangeable
interchangeable cross-reference
interchangeable
2410 1-3/64Interchangeable
interchangeable cross-reference
interchangeable
C12256Interchangeable
interchangeable cross-reference
interchangeable
209Interchangeable
interchangeable cross-reference
interchangeable
26079-00100Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 645A856H04?
645A856H04 is a SWITCH,SENSITIVE.
What parts can replace 645A856H04?
There are 15 known substitutes for 645A856H04: 20103, 13N23, 2410 1-3/64 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 645A856H04?
645A856H04 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-322-0287. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026