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Technical Data Sheet
55940X ✓ 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 overall_width: 1.870 INCHES NOMINAL IN, overall_height: 1.310 INCHES NOMINAL IN, overall_length: 4.620 INCHES NOMINAL IN, special_features: TENSION ADJUSTING KNOB ON ONE END, features_provided: POLARIZED, end_item_identification: TYPE NO. BE-77-C.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-189-5419, 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
55940X
NSN: 5945-00-189-5419
FSC: 5945
CAGE: 65025 — WESTERN UNION TELEGRAPH CO SUB OF WESTERN UNION CORP (USA)
SPECIFICATIONS
coil_quantity1
overall_width1.870 INCHES NOMINAL IN
overall_height1.310 INCHES NOMINAL IN
overall_length4.620 INCHES NOMINAL IN
special_featuresTENSION ADJUSTING KNOB ON ONE END
winding_quantity2
features_providedPOLARIZED
end_item_identificationTYPE NO. BE-77-C
environmental_protectionDUSTPROOF
terminal_type_and_quantity5 PIN ALL FUNCTIONS
winding_dc_resistance_rating200.0 OHMS NOMINAL ALL WINDINGS
mounting_facility_type_and_quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
NSN5945-00-189-5419
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 55940X MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP: 115.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS
COIL QUANTITY: 1
FEATURES PROVIDED: POLARIZED
MOUNTING FACILITY TYPE AND QUANTITY: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
WINDING DC RESISTANCE RATING: 200.0 OHMS NOMINAL ALL WINDINGS
NOMINAL OPERATING CURRENT RATING AND TYPE: 60.0 MILLIAMPERES DC ALL WINDINGS
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 130.0 DC
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP115.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS
COIL QUANTITY1
FEATURES PROVIDEDPOLARIZED
MOUNTING FACILITY TYPE AND QUANTITY1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
WINDING DC RESISTANCE RATING200.0 OHMS NOMINAL ALL WINDINGS
NOMINAL OPERATING CURRENT RATING AND TYPE60.0 MILLIAMPERES DC ALL WINDINGS
SPECIAL FEATURESTENSION ADJUSTING KNOB ON ONE END
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS130.0 DC
OVERALL LENGTH4.620 INCHES NOMINAL IN
OVERALL WIDTH1.870 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
91617347Interchangeable
interchangeable cross-reference
interchangeable
41CREDInterchangeable
interchangeable cross-reference
interchangeable
BC-1Interchangeable
interchangeable cross-reference
interchangeable
ABKB BLANKSInterchangeable
interchangeable cross-reference
interchangeable
1041CInterchangeable
interchangeable cross-reference
interchangeable
41CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55940X?
55940X is a RELAY,ELECTROMAGNETIC.
What parts can replace 55940X?
There are 12 known substitutes for 55940X: 91617347, 41CRED, BC-1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55940X?
55940X is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-189-5419. This indicates validated use in U.S. government and defense supply chains.
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