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1042538 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1042538: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include fork_height: 4.500 INCHES NOMINAL IN, outside_shape: ROUND, outside_diameter: 2.125 INCHES NOMINAL IN, features_provided: PROGRAMMED, connection_end_type: HUB, shaft_spline_quantity: 10. This part is cataloged in the U.S.

Government catalog under NSN 2520-00-679-7927, 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
1042538
NSN: 2520-00-679-7927
NIINs: 006797927, 011497315
FSC: 2520 — Vehicular Power Transmission Components
CAGE: 80212 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)
SPECIFICATIONS
fork_height4.500 INCHES NOMINAL IN
outside_shapeROUND
outside_diameter2.125 INCHES NOMINAL IN
features_providedPROGRAMMED
connection_end_typeHUB
shaft_spline_quantity10
inclosure_configurationDUAL-IN-LINE
hub_end_thread_provisionUNTHREADED
NSN2520-00-679-7927
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 1042538 MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
FORK HEIGHT: 4.500 INCHES NOMINAL IN
•
SHAFT SPLINE QUANTITY: 10
•
HUB END THREAD PROVISION: UNTHREADED
•
OUTSIDE DIAMETER: 2.125 INCHES NOMINAL IN
•
CONNECTION END TYPE: HUB
•
OUTSIDE SHAPE: ROUND
TECHNICAL CHARACTERISTICS
FORK HEIGHT4.500 INCHES NOMINAL IN
SHAFT SPLINE QUANTITY10
HUB END THREAD PROVISIONUNTHREADED
OUTSIDE DIAMETER2.125 INCHES NOMINAL IN
CONNECTION END TYPEHUB
OUTSIDE SHAPEROUND
SUBSTITUTES & CROSS-REFERENCES 4
12988JReference document
Same NSN cross-reference
Reference document — Secondary reference
9092170Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
28760JReference document
Same NSN cross-reference
Reference document — Secondary reference
2-64541Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1042538?
1042538 is a MICROCIRCUIT,DIGITAL.
What parts can replace 1042538?
There are 4 known substitutes for 1042538: 12988J, 9092170, 28760J and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1042538?
1042538 is cataloged in the U.S. Government catalog under NSN 2520-00-679-7927. 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.