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Technical Data Sheet
31-266939-3 ✓ 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 RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, time_delay: 0.001 SECONDS MINIMUM AND 0.02 SECONDS MAXIMUM ADJUSTABLE RELEASE TIME, thread_class: 2B SINGLE MOUNTING FACILITY, overall_width: 1.090 INCHES NOMINAL IN, overall_height: 0.900 INCHES NOMINAL IN, overall_length: 1.810 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 5945-00-945-6557, 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
31-266939-3
NSN: 5945-00-945-6557
FSC: 5945
CAGE: 04655 — GENERAL DYNAMICS MISSION SYSTEMS, INC. (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
time_delay0.001 SECONDS MINIMUM AND 0.02 SECONDS MAXIMUM ADJUSTABLE RELEASE TIME
thread_class2B SINGLE MOUNTING FACILITY
coil_quantity1
overall_width1.090 INCHES NOMINAL IN
overall_height0.900 INCHES NOMINAL IN
overall_length1.810 INCHES NOMINAL IN
winding_quantity1
nominal_thread_size0.138 INCHES SINGLE MOUNTING FACILITY IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
mounting_facility_patternIN-LINE SINGLE MOUNTING FACILITY
terminal_type_and_quantity8 PIN ALL FUNCTIONS
NSN5945-00-945-6557
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 31-266939-3 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
TIME DELAY: 0.001 SECONDS MINIMUM AND 0.02 SECONDS MAXIMUM ADJUSTABLE RELEASE TIME
MOUNTING FACILITY PATTERN: IN-LINE SINGLE MOUNTING FACILITY
THREAD CLASS: 2B SINGLE MOUNTING FACILITY
NOMINAL THREAD SIZE: 0.138 INCHES SINGLE MOUNTING FACILITY IN
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP: 24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
TIME DELAY0.001 SECONDS MINIMUM AND 0.02 SECONDS MAXIMUM ADJUSTABLE RELEASE TIME
MOUNTING FACILITY PATTERNIN-LINE SINGLE MOUNTING FACILITY
OVERALL WIDTH1.090 INCHES NOMINAL IN
THREAD CLASS2B SINGLE MOUNTING FACILITY
OVERALL HEIGHT0.900 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.138 INCHES SINGLE MOUNTING FACILITY IN
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
WINDING QUANTITY1
TERMINAL TYPE AND QUANTITY8 PIN ALL FUNCTIONS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
RS50BInterchangeable
interchangeable cross-reference
interchangeable
RS50Interchangeable
interchangeable cross-reference
interchangeable
PE1701B16Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31-266939-3?
31-266939-3 is a RELAY,ELECTROMAGNETIC.
What parts can replace 31-266939-3?
There are 3 known substitutes for 31-266939-3: RS50B, RS50, PE1701B16. Substitute compatibility should be verified for your specific system.
What is the NSN for 31-266939-3?
31-266939-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-945-6557. This indicates validated use in U.S. government and defense supply chains.
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