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A10921 ✓ 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

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: STEEL OVERALL, overall_length: 2.000 INCHES NOMINAL IN, usage_location: COMMUNICATIONS ZONE, drive_end_shape: SQUARE SECOND END EXTERNAL, special_features: EXTERNAL OPR 6.3 VDC AND 10.3 VDC VDC, style_designator: RIGID. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-978-2972, 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
A10921
NSN: 5955-00-978-2972
FSC: 5955
CAGE: 05584 — AUTODYNE MANUFACTURING CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length2.000 INCHES NOMINAL IN
usage_locationCOMMUNICATIONS ZONE
drive_end_shapeSQUARE SECOND END EXTERNAL
special_featuresEXTERNAL OPR 6.3 VDC AND 10.3 VDC VDC
style_designatorRIGID
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.250 INCHES NOMINAL BOTH ENDS IN
unpackaged_unit_width2.375 INCHES NOMINAL IN
unpackaged_unit_height1.250 INCHES NOMINAL IN
unpackaged_unit_length2.500 INCHES NOMINAL IN
NSN5955-00-978-2972
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN A10921 MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
•
UNPACKAGED UNIT WIDTH: 2.375 INCHES NOMINAL IN
•
USAGE LOCATION: COMMUNICATIONS ZONE
•
UNPACKAGED UNIT LENGTH: 2.500 INCHES NOMINAL IN
•
UNPACKAGED UNIT HEIGHT: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
UNPACKAGED UNIT WIDTH2.375 INCHES NOMINAL IN
USAGE LOCATIONCOMMUNICATIONS ZONE
UNPACKAGED UNIT LENGTH2.500 INCHES NOMINAL IN
SPECIAL FEATURESEXTERNAL OPR 6.3 VDC AND 10.3 VDC VDC
UNPACKAGED UNIT HEIGHT1.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
A10-921Interchangeable
interchangeable cross-reference
interchangeable
10-921Interchangeable
interchangeable cross-reference
interchangeable
S416393Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A10921?
A10921 is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace A10921?
There are 3 known substitutes for A10921: A10-921, 10-921, S416393. Substitute compatibility should be verified for your specific system.
What is the NSN for A10921?
A10921 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-978-2972. 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