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Technical Data Sheet
457003 ✓ 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

INSTALLATION KIT,ELECTRONIC EQUI. Key specifications include material: COPPER ALLOY CONTACT, body_style: CLIP CONNECTED TYPE, overall_width: 1.625 INCHES NOMINAL IN, base_thickness: 0.188 INCHES NOMINAL IN, overall_height: 0.713 INCHES MAXIMUM IN, overall_length: 1.375 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 5920-00-689-1533, 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 457003
NSN: 5920-00-689-1533
FSC: 5920
CAGE: 75915 — LITTELFUSE, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY CONTACT
body_styleCLIP CONNECTED TYPE
overall_width1.625 INCHES NOMINAL IN
base_thickness0.188 INCHES NOMINAL IN
overall_height0.713 INCHES MAXIMUM IN
overall_length1.375 INCHES NOMINAL IN
voltage_in_volts250.0
surface_treatmentSILVER CONTACT
mounting_hole_styleIN-LINE ALONG THE LENGTH
mounting_hole_diameter0.145 INCHES MAXIMUM IN
mounting_hole_quantity2
accommodated_fuse_length1.250 INCHES NOMINAL IN
NSN5920-00-689-1533
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSTALLATION KIT,ELECTRONIC EQUI TITLE COMPONENT PN 457003 MFR INSTALLATION KIT,ELECT
KEY FEATURES
VOLTAGE IN VOLTS: 250.0
FUSE ACCOMMODATION QUANTITY: 3
CENTER TO CENTER DISTANCE BETWEEN OUTSIDE MOUNTING HOLES ALONG LENGTH: 0.625 INCHES NOMINAL IN
MOUNTING HOLE QUANTITY: 2
SURFACE TREATMENT: SILVER CONTACT
TERMINAL TYPE AND QUANTITY: 6 TAB, SOLDER LUG
MATERIAL: COPPER ALLOY CONTACT
FUSE TERMINAL TYPE ACCOMMODATED: FERRULE
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE IN VOLTS250.0
FUSE ACCOMMODATION QUANTITY3
CENTER TO CENTER DISTANCE BETWEEN OUTSIDE MOUNTING HOLES ALONG LENGTH0.625 INCHES NOMINAL IN
MOUNTING HOLE QUANTITY2
SURFACE TREATMENTSILVER CONTACT
TERMINAL TYPE AND QUANTITY6 TAB, SOLDER LUG
MATERIALCOPPER ALLOY CONTACT
FUSE TERMINAL TYPE ACCOMMODATEDFERRULE
ACCOMMODATED FUSE LENGTH1.250 INCHES NOMINAL IN
INTERNAL CIRCUIT CONFIGURATION AND POLE QUANTITY3 POLE, MAINLINE, FUSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
4419Interchangeable
interchangeable cross-reference
interchangeable
819446Interchangeable
interchangeable cross-reference
interchangeable
NW14944Interchangeable
interchangeable cross-reference
interchangeable
F-4419Interchangeable
interchangeable cross-reference
interchangeable
10086301Interchangeable
interchangeable cross-reference
interchangeable
Y142Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 457003?
457003 is a INSTALLATION KIT,ELECTRONIC EQUI. It is classified as a MRO (MRO_GENERAL).
What parts can replace 457003?
There are 18 known substitutes for 457003: 4419, 819446, NW14944 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 457003?
457003 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-689-1533. This indicates validated use in U.S. government and defense supply chains.
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