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Technical Data Sheet
PartsTable / COMPONENT / 102374-1
102374-1 ✓ Verified by PartsTable
3M · 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 LOCKING DEVICE,CIRCUIT BREAKER is a 3M industrial component. Key specifications include special_features: ENCLOSURE W/RC BOARD; UPGRADE TO 102374, NSN 5975-01-497-9098, end_item_identification: LOW LEVEL WINDSHEAR ALERT SYSTEM (LLWAS). This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-01-554-4745, 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
102374-1
NSN: 5975-01-554-4745
FSC: 5975
CAGE: 52332 — CLIMATRONICS CORP. (USA)
SPECIFICATIONS
special_featuresENCLOSURE W/RC BOARD; UPGRADE TO 102374, NSN 5975-01-497-9098
end_item_identificationLOW LEVEL WINDSHEAR ALERT SYSTEM (LLWAS)
NSN5975-01-554-4745
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: 3M LOCKING DEVICE,CIRCUIT BREAKER TITLE COMPONENT PN 102374-1 MFR 3M LOCKING DEVICE,CIRCUIT
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONLOW LEVEL WINDSHEAR ALERT SYSTEM (LLWAS)
SPECIAL FEATURESENCLOSURE W/RC BOARD; UPGRADE TO 102374, NSN 5975-01-497-9098
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
102374Interchangeable
interchangeable cross-reference
interchangeable
129563Interchangeable
interchangeable cross-reference
interchangeable
819E2Interchangeable
interchangeable cross-reference
interchangeable
88-24550Interchangeable
interchangeable cross-reference
interchangeable
56375030Interchangeable
interchangeable cross-reference
interchangeable
33.187Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 102374-1?
102374-1 is a LOCKING DEVICE,CIRCUIT BREAKER manufactured by 3M.
What parts can replace 102374-1?
There are 18 known substitutes for 102374-1: 102374, 129563, 819E2 and 15 more. Substitute compatibility should be verified for your specific system.
Is 102374-1 still available?
102374-1 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