PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 521023747
521023747 ✓ 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 LOCKING DEVICE,CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: COTTON, wire_insert: NOT INCLUDED, overall_length: 0.250 INCHES NOMINAL IN, overall_diameter: 0.125 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 9390-00-126-8636, 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
521023747
NSN: 9390-00-126-8636
FSC: 9390
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
materialCOTTON
wire_insertNOT INCLUDED
overall_length0.250 INCHES NOMINAL IN
overall_diameter0.125 INCHES NOMINAL IN
NSN9390-00-126-8636
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LOCKING DEVICE,CIRCUIT BREAKER TITLE COMPONENT PN 521023747 MFR LOCKING DEVICE,CIRCUIT
KEY FEATURES
•
OVERALL DIAMETER: 0.125 INCHES NOMINAL IN
•
MATERIAL: COTTON
•
WIRE INSERT: NOT INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.250 INCHES NOMINAL IN
OVERALL DIAMETER0.125 INCHES NOMINAL IN
MATERIALCOTTON
WIRE INSERTNOT INCLUDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
102374Interchangeable
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
BACB30CR6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 521023747?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 521023747?
521023747 is a LOCKING DEVICE,CIRCUIT BREAKER.
What parts can replace 521023747?
There are 20 known substitutes for 521023747: 102374, 819E2, 88-24550 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 521023747?
521023747 is cataloged in the Federal Logistics Information System (FLIS) under NSN 9390-00-126-8636. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 521023747

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026