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Technical Data Sheet
657A ✓ 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

The FILTER ASSEMBLY,ELECTRICAL is a the manufacturer industrial component. Key specifications include base_depth: 1.875 INCHES NOMINAL IN, base_width: 1.625 INCHES NOMINAL IN, body_width: 1.030 INCHES MAXIMUM IN, base_height: 1.9375 INCHES NOMINAL IN, body_height: 1.030 INCHES MAXIMUM IN, body_length: 1.530 INCHES MAXIMUM 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 5915-00-068-7497, 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 657A
NSN: 5915-00-068-7497
FSC: 5915
CAGE: 03040 — POWER CONTROL DEVICES, INC. (USA)
SPECIFICATIONS
base_depth1.875 INCHES NOMINAL IN
base_width1.625 INCHES NOMINAL IN
body_width1.030 INCHES MAXIMUM IN
base_height1.9375 INCHES NOMINAL IN
body_height1.030 INCHES MAXIMUM IN
body_length1.530 INCHES MAXIMUM IN
body_materialMETAL
inclosure_typeHERMETICALLY SEALED
overall_height1.340 INCHES MAXIMUM IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
features_providedMAGNETIC BASE AND MAGNETIC ON/OFF SWITCH
operating_temp_range+0.0 TO 65.0 CELSIUS DEGC
NSN5915-00-068-7497
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ASSEMBLY,ELECTRICAL TITLE COMPONENT PN 657A MFR FILTER ASSEMBLY,ELECTR
KEY FEATURES
OPERATING TEMP RANGE: +0.0 TO 65.0 CELSIUS DEGC
BODY WIDTH: 1.030 INCHES MAXIMUM IN
MOUNTING FACILITY TYPE AND QUANTITY: 4 TERMINAL LOCATION NOT OTHERWISE SPECIFIED
PRINCIPAL CIRCUITRY TYPE PER FUNCTION: CRYSTAL BLANK LOCATION NOT OTHERWISE SPECIFIED
LOAD IMPEDANCE PER FUNCTION: 5.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 1 PIN INPUT FIRST FUNCTION
BODY MATERIAL: METAL
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING TEMP RANGE+0.0 TO 65.0 CELSIUS DEGC
BODY WIDTH1.030 INCHES MAXIMUM IN
MOUNTING FACILITY TYPE AND QUANTITY4 TERMINAL LOCATION NOT OTHERWISE SPECIFIED
PRINCIPAL CIRCUITRY TYPE PER FUNCTIONCRYSTAL BLANK LOCATION NOT OTHERWISE SPECIFIED
LOAD IMPEDANCE PER FUNCTION5.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 PIN INPUT FIRST FUNCTION
BODY MATERIALMETAL
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 PIN OUTPUT SECOND FUNCTION
MAXIMUM DIELECTRIC WITHSTANDING AC RMS VOLTAGE1.0 VOLTS AT SEA LEVEL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.100 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
657AInterchangeable
interchangeable cross-reference
interchangeable
52744Interchangeable
interchangeable cross-reference
interchangeable
2545751-9Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 657A?
657A is a FILTER ASSEMBLY,ELECTRICAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace 657A?
There are 3 known substitutes for 657A: 657A, 52744, 2545751-9. Substitute compatibility should be verified for your specific system.
What is the NSN for 657A?
657A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-068-7497. This indicates validated use in U.S. government and defense supply chains.
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