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PartsTable / COMPONENT / 4500121-3
4500121-3 ✓ 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

CABLE ASSEMBLY,POWER,ELECTRICAL. Key specifications include shaft_type: ROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR, flat_height: 0.188 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.406 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, pole_quantity: 1 SINGLE SECTION FRONT, terminal_type: TAB, SOLDER LUG. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5995-01-496-9445, 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
4500121-3
NSN: 5995-01-496-9445
FSC: 5995
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
shaft_typeROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR
flat_height0.188 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.406 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
pole_quantity1 SINGLE SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_length1.640 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity3 SINGLE SECTION REAR
mounting_methodTHREADED BUSHING WITH PANEL SEAL SINGLE MOUNTING FACILITY
overall_diameter0.750 INCHES NOMINAL IN
NSN5995-01-496-9445
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CABLE ASSEMBLY,POWER,ELECTRICAL TITLE COMPONENT PN 4500121-3 MFR CABLE ASSEMBLY,POWER,E
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
81320-1Interchangeable
interchangeable cross-reference
interchangeable
41-175-0005Interchangeable
interchangeable cross-reference
interchangeable
3900-5578Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4500121-3?
4500121-3 is a CABLE ASSEMBLY,POWER,ELECTRICAL.
What parts can replace 4500121-3?
There are 3 known substitutes for 4500121-3: 81320-1, 41-175-0005, 3900-5578. Substitute compatibility should be verified for your specific system.
What is the NSN for 4500121-3?
4500121-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5995-01-496-9445. 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