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Technical Data Sheet
3743-30A ✓ 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 FUSEHOLDER,BLOCK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY TERMINAL, body_style: SIDE BARRIER TYPE, overall_width: 1.344 INCHES NOMINAL IN, base_thickness: 0.375 INCHES NOMINAL IN, overall_height: 1.125 INCHES NOMINAL IN, overall_length: 2.562 INCHES NOMINAL 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 5920-00-865-9622, 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 3743-30A
NSN: 5920-00-865-9622
FSC: 5920
CAGE: 71400 — COOPER BUSSMANN, LLC DBA COOPER INDUSTRIES (USA)
SPECIFICATIONS
materialCOPPER ALLOY TERMINAL
body_styleSIDE BARRIER TYPE
overall_width1.344 INCHES NOMINAL IN
base_thickness0.375 INCHES NOMINAL IN
overall_height1.125 INCHES NOMINAL IN
overall_length2.562 INCHES NOMINAL IN
voltage_in_volts250.0
accommodated_fuse_length1.500 INCHES NOMINAL IN
terminal_type_and_quantity2 SCREW
fuse_accommodation_quantity1
accommodated_ferrule_diameter0.406 INCHES NOMINAL IN
screw_thread_quantity_per_inch32.0
NSN5920-00-865-9622
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSEHOLDER,BLOCK TITLE COMPONENT PN 3743-30A MFR FUSEHOLDER,BLOCK
KEY FEATURES
MATERIAL: PLASTIC BODY
TERMINAL TYPE AND QUANTITY: 2 SCREW
INTERNAL CIRCUIT CONFIGURATION AND POLE QUANTITY: 1 POLE, MAINLINE, FUSED
ACCOMMODATED FERRULE DIAMETER: 0.406 INCHES NOMINAL IN
FUSE TERMINAL TYPE ACCOMMODATED: FERRULE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC BODY
TERMINAL TYPE AND QUANTITY2 SCREW
MATERIALCOPPER ALLOY TERMINAL
MATERIALCOPPER ALLOY 511 CONTACT
INTERNAL CIRCUIT CONFIGURATION AND POLE QUANTITY1 POLE, MAINLINE, FUSED
ACCOMMODATED FERRULE DIAMETER0.406 INCHES NOMINAL IN
OVERALL WIDTH1.344 INCHES NOMINAL IN
FUSE TERMINAL TYPE ACCOMMODATEDFERRULE
VOLTAGE IN VOLTS250.0
CURRENT CARRYING RATING IN AMPS30.0
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
G38P5029Interchangeable
interchangeable cross-reference
interchangeable
KL6168Interchangeable
interchangeable cross-reference
interchangeable
3743Interchangeable
interchangeable cross-reference
interchangeable
908415Interchangeable
interchangeable cross-reference
interchangeable
1523122Interchangeable
interchangeable cross-reference
interchangeable
30S11DC64VInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3743-30A?
3743-30A is a FUSEHOLDER,BLOCK. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3743-30A?
There are 10 known substitutes for 3743-30A: G38P5029, KL6168, 3743 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3743-30A?
3743-30A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-865-9622. This indicates validated use in U.S. government and defense supply chains.
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