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M939 — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

M939: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, time_delay: 0.01 SECONDS NOMINAL FIXED OPERATE AND RELEASE TIME, thread_class: 2A SINGLE MOUNTING FACILITY A, overall_width: 0.780 INCHES NOMINAL IN, overall_height: 0.900 INCHES NOMINAL IN, overall_length: 0.800 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5945-00-051-5437, 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
M939
NSN: 5945-00-051-5437
FSC: 5945 — Relays and Solenoids
CAGE: 05587 — COUCH S H CO (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
time_delay0.01 SECONDS NOMINAL FIXED OPERATE AND RELEASE TIME
thread_class2A SINGLE MOUNTING FACILITY A
coil_quantity1
overall_width0.780 INCHES NOMINAL IN
overall_height0.900 INCHES NOMINAL IN
overall_length0.800 INCHES NOMINAL IN
winding_quantity1
nominal_thread_size0.112 INCHES SINGLE MOUNTING FACILITY IN
environmental_protectionHERMETIC
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
mounting_facility_patternIN-LINE SINGLE MOUNTING FACILITY
NSN5945-00-051-5437
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN M939 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED STUD(S) SINGLE MOUNTING FACILITY
•
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 115.0 AC AND 28.0 DC
•
MOUNTING FACILITY PATTERN: IN-LINE SINGLE MOUNTING FACILITY
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.498 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 500.0 MILLIAMPERES AC RESISTIVE LOAD
•
DUTY TYPE: CONTINUOUS
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED STUD(S) SINGLE MOUNTING FACILITY
OVERALL HEIGHT0.900 INCHES NOMINAL IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS115.0 AC AND 28.0 DC
MOUNTING FACILITY PATTERNIN-LINE SINGLE MOUNTING FACILITY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH0.498 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE500.0 MILLIAMPERES AC RESISTIVE LOAD
DUTY TYPECONTINUOUS
OVERALL LENGTH0.800 INCHES NOMINAL IN
OVERALL WIDTH0.780 INCHES NOMINAL IN
WINDING DC RESISTANCE RATING8.0 KILOHMS NOMINAL SINGLE WINDING
OTHER ITEMS IN FSC 5945 — Relays and Solenoids
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5945-00-000-0093 5945-00-001-1891 5945-00-001-2622 5945-00-001-2795 5945-00-001-2806 5945-00-001-2938 5945-00-001-3015 5945-00-001-3016
SUBSTITUTES & CROSS-REFERENCES 2
2BA2057Reference document
Same NSN cross-reference
Reference document — Secondary reference
3SAF1633A2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M939?
M939 is a RELAY,ELECTROMAGNETIC.
What parts can replace M939?
There are 2 known substitutes for M939: 2BA2057, 3SAF1633A2. Substitute compatibility should be verified for your specific system.
What is the NSN for M939?
M939 is cataloged in the U.S. Government catalog under NSN 5945-00-051-5437. This indicates validated use in U.S. government and defense supply chains.
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