PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D78117Relay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-257-7867 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-257-7867 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-257-7867. Primary manufacturer part number: D78117.
Features
  • Relay,electromagnetic — FSC 5945
  • Winding Quantity: 1
  • Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
  • Winding DC Resistance Rating: 500.0 OHMS NOMINAL SINGLE WINDING
  • Operating Voltage Rating and Type at Specified Temp: 24.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
  • Coil Quantity: 1
  • Pile-Up Main Contact Form Arrangement: 6C
  • Nominal Operating Current Rating and Type: 50.0 MILLIAMPERES DC SINGLE WINDING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-257-7867, 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 Te Connectivity Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-257-7867
Primary Part NumberD78117
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Winding Quantity1
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Winding DC Resistance Rating500.0 OHMS NOMINAL SINGLE WINDING
Operating Voltage Rating and Type at Specified Temp24.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Coil Quantity1
Pile-Up Main Contact Form Arrangement6C
Nominal Operating Current Rating and Type50.0 MILLIAMPERES DC SINGLE WINDING
Duty TypeCONTINUOUS
Main Contact Load Current Rating at Maximum Rated Voltage1.0 AMPERES AC RESISTIVE LOAD
Terminal Type and Quantity20 PIN ALL FUNCTIONS
Main Contact Maximum Voltage Rating in Volts200.0 AC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-052-7504237736 INTERCHANGEABLE
Retainer,seal
Eaton Aerospace, Llc Dba Jackson South
5330-00-960-9332920278 INTERCHANGEABLE
Ring Set
Eaton Aerospace, Llc Dba Jackson South
6810-01-446-5236 INTERCHANGEABLE
Amino Methylcoumari
Cross-Reference Index
Part NumberManufacturer
D78117 Te Connectivity Corporation (USA)
23773-6 Unisys Corp Defense Systems C S D Field Engineering (USA)
D78117 Te Connectivity Corporation (USA)
Related Parts
5330-00-052-7504INTERCHANGEABLE
RETAINER,SEAL
237736
5330-00-960-9332INTERCHANGEABLE
RING SET
920278
6810-01-446-5236INTERCHANGEABLE
AMINO METHYLCOUMARI

Frequently Asked Questions

What is NSN 5945-00-257-7867?

NSN 5945-00-257-7867 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-257-7867?

NSN 5945-00-257-7867 has 3 cross-referenced part numbers: D78117 (Te Connectivity Corporation), 23773-6 (Unisys Corp Defense Systems C S D Field Engineering), D78117 (Te Connectivity Corporation).

What NSN replaces 5945-00-257-7867?

There are 3 known substitutes for 5945-00-257-7867: 5330-00-052-7504, 5330-00-960-9332, 6810-01-446-5236. Verify interchangeability with system specifications before substitution.

What are the specifications of D78117?

Key specifications for D78117: Overall Length: 3.620 INCHES NOMINAL IN; Overall Height: 1.560 INCHES NOMINAL IN; Winding Quantity: 1; Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY. 14 total characteristics are documented in the Federal Logistics Information System.

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