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Technical Data Sheet
PartsTable / MRO / 1800-657
1800-657 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 SERVO MOUNTED, body_length: 1.565 INCHES MINIMUM AND 1.599 INCHES MAXIMUM IN, shaft_style: ROUND, pilot_length: 0.0620 INCHES NOMINAL IN, shaft_length: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN, shaft_runout: 0.001 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5815-00-021-5843, 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
MRO→ MRO_GENERAL→ 1800-657
NSN: 5815-00-021-5843
FSC: 5815
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
body_styleCYLINDRICAL SERVO MOUNTED
body_length1.565 INCHES MINIMUM AND 1.599 INCHES MAXIMUM IN
shaft_styleROUND
pilot_length0.0620 INCHES NOMINAL IN
shaft_length0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
shaft_runout0.001 INCHES IN
actuator_typeSINGLE SHAFT
body_diameter3.000 INCHES NOMINAL IN
lateral_runout0.002 INCHES IN
pilot_diameter2.8740 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN
shaft_diameter0.2494 INCHES MINIMUM AND 0.2497 INCHES MAXIMUM IN
shaft_end_play0.00250 INCHES IN
NSN5815-00-021-5843
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN 1800-657 MFR RESISTOR,VARIABLE,WIRE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
719299-043Interchangeable
interchangeable cross-reference
interchangeable
1800-657Interchangeable
interchangeable cross-reference
interchangeable
748Interchangeable
interchangeable cross-reference
interchangeable
73B540066Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1800-657?
1800-657 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1800-657?
There are 4 known substitutes for 1800-657: 719299-043, 1800-657, 748 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1800-657?
1800-657 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5815-00-021-5843. 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