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Technical Data Sheet
251.010 ✓ 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 251.010 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-01-422-0149, 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
251.010
NSN: 5920-01-422-0149
FSC: 5920
CAGE: 75915 — LITTELFUSE, INC. (USA)
SPECIFICATIONS
Part Number251.010
NSN5920-01-422-0149
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 251.010 TITLE COMPONENT PN 251.010 MFR 251.010
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONVOICE SWITCHING AND CONTROL SYSTEM (VSCS)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
251-010Interchangeable
interchangeable cross-reference
interchangeable
2N3055Interchangeable
interchangeable cross-reference
interchangeable
2489900420380Interchangeable
interchangeable cross-reference
interchangeable
10135246Interchangeable
interchangeable cross-reference
interchangeable
028110Interchangeable
interchangeable cross-reference
interchangeable
10EJR8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 251.010?
251.010 is a 251.010.
What parts can replace 251.010?
There are 11 known substitutes for 251.010: 251-010, 2N3055, 2489900420380 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 251.010?
251.010 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-01-422-0149. This indicates validated use in U.S. government and defense supply chains.
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