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Technical Data Sheet
PartsTable / COMPONENT / J4-2
J4-2 ✓ 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 J4-2 is a the manufacturer industrial component. Key specifications include special_features: GAGE,VANE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-039-6823, 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
J4-2
NSN: 2520-00-039-6823
FSC: 2520
CAGE: 79410 — LIBERTY VENTURES INTI, LLC (USA)
SPECIFICATIONS
special_featuresGAGE,VANE
general_characteristics_item_descriptionBAR HOLE; SAPPHIRE OR RUBY; O/A CHAMFER DIA 0.050 IN.,O/A CHAMFER DEPTH 0.125 IN.,CUP DIA 0.600,COUNTERSINK HOLE DIA 0.008 IN IN
NSN2520-00-039-6823
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available J4-2 TITLE COMPONENT PN J4-2 MFR J4-2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
PWA31204Interchangeable
interchangeable cross-reference
interchangeable
J42Interchangeable
interchangeable cross-reference
interchangeable
T110Interchangeable
interchangeable cross-reference
interchangeable
MIL-B-27497Interchangeable
interchangeable cross-reference
interchangeable
7198407Interchangeable
interchangeable cross-reference
interchangeable
MS27041-9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is J4-2?
J4-2 is a J4-2.
What parts can replace J4-2?
There are 7 known substitutes for J4-2: PWA31204, J42, T110 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for J4-2?
J4-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-039-6823. 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