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Technical Data Sheet
PartsTable / MRO / 138975-2
138975-2 ✓ 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 GUARD,SWITCH is a the manufacturer industrial component. Key specifications include material: ALUMINUM, mounting_method: UNTHREADED HOLE(S), overall_diameter: 1.059 INCHES NOMINAL IN, unthreaded_mounting_hole_diameter: 0.625 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 5930-00-811-5507, 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→ 138975-2
NSN: 5930-00-811-5507
FSC: 5930
CAGE: 83058 — TRW ASSEMBLIES AND FASTENERS GROUP FASTENERS DIV (USA)
SPECIFICATIONS
materialALUMINUM
mounting_methodUNTHREADED HOLE(S)
overall_diameter1.059 INCHES NOMINAL IN
unthreaded_mounting_hole_diameter0.625 INCHES NOMINAL IN
NSN5930-00-811-5507
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUARD,SWITCH TITLE COMPONENT PN 138975-2 MFR GUARD,SWITCH
KEY FEATURES
•
OVERALL DIAMETER: 1.059 INCHES NOMINAL IN
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
MATERIAL: ALUMINUM
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER1.059 INCHES NOMINAL IN
MOUNTING METHODUNTHREADED HOLE(S)
MATERIALALUMINUM
UNTHREADED MOUNTING HOLE DIAMETER0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
8332681Interchangeable
interchangeable cross-reference
interchangeable
120042Interchangeable
interchangeable cross-reference
interchangeable
119898Interchangeable
interchangeable cross-reference
interchangeable
T2C2-12004-003Interchangeable
interchangeable cross-reference
interchangeable
T2C2-12004Interchangeable
interchangeable cross-reference
interchangeable
A120042Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 138975-2?
138975-2 is a GUARD,SWITCH. It is classified as a MRO (MRO_GENERAL).
What parts can replace 138975-2?
There are 7 known substitutes for 138975-2: 8332681, 120042, 119898 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 138975-2?
138975-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-811-5507. 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