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Technical Data Sheet
PartsTable / COMPONENT / 457-6191
457-6191 ✓ 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

The GUARD,SWITCH is a the manufacturer industrial component. Key specifications include material: PLASTIC AND STEEL, overall_width: 0.750 INCHES NOMINAL IN, overall_length: 1.812 INCHES NOMINAL IN, mounting_method: UNTHREADED HOLE(S), surface_treatment: ENAMEL, unthreaded_mounting_hole_diameter: 0.475 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-583-8613, 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
457-6191
NSN: 5930-00-583-8613
FSC: 5930
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialPLASTIC AND STEEL
overall_width0.750 INCHES NOMINAL IN
overall_length1.812 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
surface_treatmentENAMEL
unthreaded_mounting_hole_diameter0.475 INCHES NOMINAL IN
NSN5930-00-583-8613
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUARD,SWITCH TITLE COMPONENT PN 457-6191 MFR GUARD,SWITCH
KEY FEATURES
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.475 INCHES NOMINAL IN
•
SURFACE TREATMENT: ENAMEL
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
MATERIAL: PLASTIC AND STEEL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.812 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.475 INCHES NOMINAL IN
OVERALL WIDTH0.750 INCHES NOMINAL IN
SURFACE TREATMENTENAMEL
MOUNTING METHODUNTHREADED HOLE(S)
MATERIALPLASTIC AND STEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
MS25452-1Interchangeable
interchangeable cross-reference
interchangeable
49-1356Interchangeable
interchangeable cross-reference
interchangeable
MILG7703Interchangeable
interchangeable cross-reference
interchangeable
MS25214-1Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-7703Interchangeable
interchangeable cross-reference
interchangeable
MS25034Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 457-6191?
457-6191 is a GUARD,SWITCH.
What parts can replace 457-6191?
There are 24 known substitutes for 457-6191: MS25452-1, 49-1356, MILG7703 and 21 more. Substitute compatibility should be verified for your specific system.
Is 457-6191 still available?
457-6191 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026