PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68402017904Relay,electromagnetic

Elbitamerica, Inc. · NSN 5945-00-945-1581 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-945-1581 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-945-1581. Primary manufacturer part number: 68402017904.
Features
  • Relay,electromagnetic — FSC 5945
  • Unthreaded Mounting Hole Diameter: 0.096 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Environmental Protection: HERMETIC
  • Coil Quantity: 1
  • Winding DC Resistance Rating: 600.0 OHMS NOMINAL SINGLE WINDING
  • Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY
  • Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-945-1581, 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 Elbitamerica, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-945-1581
Primary Part Number68402017904
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerElbitamerica, Inc.
StatusCANCELLED
Unthreaded Mounting Hole Diameter0.096 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Environmental ProtectionHERMETIC
Coil Quantity1
Winding DC Resistance Rating600.0 OHMS NOMINAL SINGLE WINDING
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Winding Quantity1
Center to Center Distance Between Mounting Facilities Parallel to Length1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Duty TypeCONTINUOUS
Nominal Operating Current Rating and Type40.0 MILLIAMPERES DC SINGLE WINDING
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Center to Center Distance Between Mounting Facilities Parallel to Width0.137 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage300.0 MILLIAMPERES DC RESISTIVE LOAD
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts28.0 DC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5945-01-170-6307 INTERCHANGEABLE
Relay,electromagnetic
Cross-Reference Index
Part NumberManufacturer
68402017904 Elbitamerica, Inc. (USA)
6L4755-021-473373 Leonardo Germany Gmbh (DEU)
RY4YY4B3P12 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M5757-9-004 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILR5757-9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
6L.4755.021.00-473373 Leonardo Germany Gmbh (DEU)
DJ26C1P6AS Dri Relays Inc. Dba Dri Relays Inc (USA)
6L4755-021-A001 Leonardo Germany Gmbh (DEU)
2K3540M5757-9-004 Haller-Relais Gmbh (DEU)
Related Parts
5945-01-170-6307INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 5945-00-945-1581?

NSN 5945-00-945-1581 is a Relay,electromagnetic, manufactured by Elbitamerica, Inc., classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-945-1581?

NSN 5945-00-945-1581 has 9 cross-referenced part numbers: 68402017904 (Elbitamerica, Inc.), 6L4755-021-473373 (Leonardo Germany Gmbh), RY4YY4B3P12 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M5757-9-004 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILR5757-9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.

What NSN replaces 5945-00-945-1581?

There is 1 known substitute for 5945-00-945-1581: 5945-01-170-6307. Verify interchangeability with system specifications before substitution.

What are the specifications of 68402017904?

Key specifications for 68402017904: Overall Length: 1.180 INCHES NOMINAL IN; Overall Width: 0.590 INCHES NOMINAL IN; Unthreaded Mounting Hole Diameter: 0.096 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Environmental Protection: HERMETIC. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-945-1581 still in active supply?

NSN 5945-00-945-1581 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com