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Technical Data Sheet
PCB641 ✓ 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 CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: MULTIPOLE-SINGLE ACTUATOR TYPE, body_width: 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN, body_height: 2.677 INCHES MINIMUM AND 2.697 INCHES MAXIMUM IN, body_length: 5.240 INCHES MINIMUM AND 5.260 INCHES MAXIMUM IN, boss_height: 0.208 INCHES MINIMUM AND 0.228 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 5925-00-581-6021, 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 PCB641
NSN: 5925-00-581-6021
FSC: 5925
CAGE: 74193 — EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleMULTIPOLE-SINGLE ACTUATOR TYPE
body_width2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
body_height2.677 INCHES MINIMUM AND 2.697 INCHES MAXIMUM IN
body_length5.240 INCHES MINIMUM AND 5.260 INCHES MAXIMUM IN
boss_height0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
reset_methodMANUAL
storage_typeGENERAL PURPOSE WAREHOUSE
pole_quantity2
fragility_factorMODERATELY RUGGED
actuator_functionTRIP-RESET
nominal_thread_size0.164 INCHES IN
NSN5925-00-581-6021
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN PCB641 MFR CIRCUIT BREAKER
KEY FEATURES
BODY WIDTH: 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
BODY STYLE: MULTIPOLE-SINGLE ACTUATOR TYPE
BODY LENGTH: 5.240 INCHES MINIMUM AND 5.260 INCHES MAXIMUM IN
BOSS HEIGHT: 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
SPECIAL HANDLING FEATURE: MAGNETIC
POLE QUANTITY: 2
UNTHREADED MOUNTING HOLE DIAMETER: 0.190 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S) AND 4 THREADED HOLE(S)
TECHNICAL CHARACTERISTICS (FLIS)
BODY WIDTH2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
BODY LENGTH5.240 INCHES MINIMUM AND 5.260 INCHES MAXIMUM IN
BOSS HEIGHT0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
SPECIAL HANDLING FEATUREMAGNETIC
POLE QUANTITY2
UNTHREADED MOUNTING HOLE DIAMETER0.190 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S) AND 4 THREADED HOLE(S)
FRAGILITY FACTORMODERATELY RUGGED
ARC QUENCHING METHODMAGNETIC BLOWOUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
DS205Interchangeable
interchangeable cross-reference
interchangeable
1995178Interchangeable
interchangeable cross-reference
interchangeable
SW164Interchangeable
Same NIIN cross-reference
interchangeable
61-593BMG4-16-32Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PCB641?
PCB641 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace PCB641?
There are 4 known substitutes for PCB641: DS205, 1995178, SW164 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PCB641?
PCB641 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5925-00-581-6021. This indicates validated use in U.S. government and defense supply chains.
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