PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M5757-1-103Relay,electromagnetic

Dri Relays Inc. Dba Dri Relays Inc · NSN 5945-01-047-9194 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-047-9194 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-047-9194. Primary manufacturer part number: M5757-1-103.
Features
  • Relay,electromagnetic — FSC 5945
  • Fragility Factor: MODERATELY RUGGED
  • Winding DC Resistance Rating: 180.0 OHMS MINIMUM AND 220.0 OHMS MAXIMUM SINGLE WINDING
  • Unthreaded Mounting Hole Diameter: 0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Cubic Measure: 4.814 CUBIC INCHES
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Time Delay: 0.015 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-047-9194, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Dri Relays Inc. Dba Dri Relays Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-047-9194
Primary Part NumberM5757-1-103
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerDri Relays Inc. Dba Dri Relays Inc
StatusACTIVE
Fragility FactorMODERATELY RUGGED
Winding DC Resistance Rating180.0 OHMS MINIMUM AND 220.0 OHMS MAXIMUM SINGLE WINDING
Unthreaded Mounting Hole Diameter0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Cubic Measure4.814 CUBIC INCHES
Center to Center Distance Between Mounting Facilities Parallel to Length1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Time Delay0.015 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME
Nonpile-Up Main Contact Arrangement6 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Arc Quenching MethodAIR
Coil Quantity1
Terminal Type and Quantity20 WIRE HOOK ALL FUNCTIONS
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts28.0 DC
Main Contact Load Current Rating at Maximum Rated Voltage2.0 AMPERES DC RESISTIVE LOAD
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Storage TypeGENERAL PURPOSE WAREHOUSE
Winding Quantity1
Duty TypeCONTINUOUS
Environmental ProtectionHERMETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-00-823-2611 INTERCHANGEABLE
Relay,electromagnetic
5945-01-159-4902 INTERCHANGEABLE
Relay,electromagnetic
Cross-Reference Index
Part NumberManufacturer
M5757-1-103 PRIMARY Dri Relays Inc. Dba Dri Relays Inc (USA)
Related Parts
5945-00-823-2611INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5945-01-159-4902INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 5945-01-047-9194?

NSN 5945-01-047-9194 is a Relay,electromagnetic, manufactured by Dri Relays Inc. Dba Dri Relays Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-047-9194?

NSN 5945-01-047-9194 has 1 cross-referenced part number: M5757-1-103 (Dri Relays Inc. Dba Dri Relays Inc).

What NSN replaces 5945-01-047-9194?

There are 2 known substitutes for 5945-01-047-9194: 5945-00-823-2611, 5945-01-159-4902. Verify interchangeability with system specifications before substitution.

What are the specifications of M5757-1-103?

Key specifications for M5757-1-103: Fragility Factor: MODERATELY RUGGED; Winding DC Resistance Rating: 180.0 OHMS MINIMUM AND 220.0 OHMS MAXIMUM SINGLE WINDING; Unthreaded Mounting Hole Diameter: 0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING. 22 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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