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Technical Data Sheet
PartsTable / COMPONENT / 1021001-4
1021001-4 ✓ 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 DISK,CLUTCH,VEHICULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), locking_feature: PREVAILING TORQUE ALL METAL DESIGN, thread_direction: RIGHT-HAND, surface_treatment: ZINC OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-414-5571, 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
1021001-4
NSN: 2520-00-414-5571
FSC: 2520
CAGE: 71000 — SACHS-BOGE OF AMERICA (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
nominal_thread_size0.312 INCHES IN
thread_quantity_per_inch18
NSN2520-00-414-5571
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DISK,CLUTCH,VEHICULAR TITLE COMPONENT PN 1021001-4 MFR DISK,CLUTCH,VEHICULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
NC344Interchangeable
interchangeable cross-reference
interchangeable
384018Interchangeable
interchangeable cross-reference
interchangeable
1021001-4Interchangeable
interchangeable cross-reference
interchangeable
P1007-EGInterchangeable
interchangeable cross-reference
interchangeable
SMB209149-3Interchangeable
interchangeable cross-reference
interchangeable
290945-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1021001-4?
1021001-4 is a DISK,CLUTCH,VEHICULAR.
What parts can replace 1021001-4?
There are 11 known substitutes for 1021001-4: NC344, 384018, 1021001-4 and 8 more. Substitute compatibility should be verified for your specific system.
Is 1021001-4 still available?
1021001-4 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