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GS56866 ✓ 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 REACTOR is a the manufacturer industrial component. Key specifications include body_length: 0.224 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: TERMINAL SINGLE GROUP, frequency_rating: 300.00 HERTZ NOMINAL SINGLE COMPONENT, body_outside_diameter: 1.128 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-675-4577, 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
GS56866
NSN: 5950-00-675-4577
FSC: 5950
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
body_length0.224 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating300.00 HERTZ NOMINAL SINGLE COMPONENT
body_outside_diameter1.128 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
terminal_type_and_quantity2 PIN
NSN5950-00-675-4577
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REACTOR TITLE COMPONENT PN GS56866 MFR REACTOR
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
TERMINAL TYPE AND QUANTITY: 2 PIN
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
BODY OUTSIDE DIAMETER: 1.128 INCHES NOMINAL IN
•
FREQUENCY RATING: 300.00 HERTZ NOMINAL SINGLE COMPONENT
•
BODY LENGTH: 0.224 INCHES NOMINAL IN
•
INCLOSURE TYPE: FULLY INCLOSED
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
TERMINAL TYPE AND QUANTITY2 PIN
MOUNTING METHODTERMINAL SINGLE GROUP
BODY OUTSIDE DIAMETER1.128 INCHES NOMINAL IN
FREQUENCY RATING300.00 HERTZ NOMINAL SINGLE COMPONENT
BODY LENGTH0.224 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
412154-1Interchangeable
interchangeable cross-reference
interchangeable
18596Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GS56866?
GS56866 is a REACTOR.
What parts can replace GS56866?
There are 2 known substitutes for GS56866: 412154-1, 18596. Substitute compatibility should be verified for your specific system.
What is the NSN for GS56866?
GS56866 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-675-4577. 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