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AK591 ✓ 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,WIRE WOUND,NON. Key specifications include body_style: CYLINDRICAL BUSHING MOUNTED, body_length: 1.375 INCHES NOMINAL IN, flat_height: 0.211 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN, shaft_style: ROUND, FLATTED, shaft_length: 0.828 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN, actuator_type: SINGLE SHAFT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-585-1713, 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
AK591
NSN: 3020-01-585-1713
FSC: 3020
CAGE: 71176 — EMERSON ELECTRIC CO BROWNING MFG DIV (USA)
SPECIFICATIONS
body_styleCYLINDRICAL BUSHING MOUNTED
body_length1.375 INCHES NOMINAL IN
flat_height0.211 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN
shaft_styleROUND, FLATTED
shaft_length0.828 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN
actuator_typeSINGLE SHAFT
body_diameter1.562 INCHES NOMINAL IN
shaft_diameter0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
mounting_methodSTANDARD BUSHING
section_quantity1
special_featuresSTRAIGHT ADAPTER FOR THE MASTIFF 6X6;COUGAR SPARES FOR THE MRAP MOD
first_flat_length0.344 INCHES NOMINAL IN
NSN3020-01-585-1713
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN AK591 MFR RESISTOR,VARIABLE,WIRE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
25R350Interchangeable
interchangeable cross-reference
interchangeable
RP101FD351KKInterchangeable
interchangeable cross-reference
interchangeable
1000644Interchangeable
interchangeable cross-reference
interchangeable
831-205-158Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AK591?
AK591 is a RESISTOR,VARIABLE,WIRE WOUND,NON.
What parts can replace AK591?
There are 4 known substitutes for AK591: 25R350, RP101FD351KK, 1000644 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AK591?
AK591 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-585-1713. 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