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PartsTable / COMPONENT / 57-1757
57-1757 ✓ 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 SEMICONDUCTOR DEVICE,THYRISTOR is a the manufacturer industrial component. Key specifications include height: 0.440 INCHES NOMINAL IN, drive_type: DIRECT, scale_type: LINEAR SINGLE SCALE, drum_height: 0.440 INCHES NOMINAL IN, overall_length: 0.250 INCHES NOMINAL IN, mounting_method: TERMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-521-6906, 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
57-1757
NSN: 5355-00-521-6906
FSC: 5355
CAGE: 57733 — STEWART-WARNER CORPORATION (USA)
SPECIFICATIONS
height0.440 INCHES NOMINAL IN
drive_typeDIRECT
scale_typeLINEAR SINGLE SCALE
drum_height0.440 INCHES NOMINAL IN
overall_length0.250 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
outside_diameter1.860 INCHES NOMINAL IN
overall_diameter0.370 INCHES MAXIMUM IN
special_featuresADDITIONAL ATTACHMENT METHOD: THREADED HOLES; KNOB MATERIAL: PLASTIC METHACRYLATE
style_designatorDRUM
attachment_methodSETSCREWS
NSN5355-00-521-6906
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEMICONDUCTOR DEVICE,THYRISTOR TITLE COMPONENT PN 57-1757 MFR SEMICONDUCTOR DEVICE,T
KEY FEATURES
•
ATTACHMENT METHOD: SETSCREWS
•
OUTSIDE DIAMETER: 1.860 INCHES NOMINAL IN
•
DRUM HEIGHT: 0.440 INCHES NOMINAL IN
•
SETSCREW HOLE QUANTITY: 2
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.180 INCHES NOMINAL IN
•
SCALE TYPE: LINEAR SINGLE SCALE
•
SCALE DIVISION QUANTITY: 7 SINGLE SCALE
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SCREW HOLE
TECHNICAL CHARACTERISTICS (FLIS)
ATTACHMENT METHODSETSCREWS
OUTSIDE DIAMETER1.860 INCHES NOMINAL IN
DRUM HEIGHT0.440 INCHES NOMINAL IN
SETSCREW HOLE QUANTITY2
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.180 INCHES NOMINAL IN
SCALE TYPELINEAR SINGLE SCALE
SCALE DIVISION QUANTITY7 SINGLE SCALE
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
POSITIONING MECHANISM TYPEKNOB
STYLE DESIGNATORDRUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
57-1757Interchangeable
interchangeable cross-reference
interchangeable
2N2323Interchangeable
interchangeable cross-reference
interchangeable
624578Interchangeable
interchangeable cross-reference
interchangeable
765687-2-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 57-1757?
57-1757 is a SEMICONDUCTOR DEVICE,THYRISTOR.
What parts can replace 57-1757?
There are 4 known substitutes for 57-1757: 57-1757, 2N2323, 624578 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 57-1757?
57-1757 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-521-6906. 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