PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B16947Relay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-497-1237 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-497-1237 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-497-1237. Primary manufacturer part number: B16947.
Features
  • Relay,electromagnetic — FSC 5945
  • Terminal Type and Quantity: 7 PIN ALL FUNCTIONS
  • Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Main Contact Load Current Rating at Maximum Rated Voltage: 1.0 AMPERES DC RESISTIVE LOAD
  • Pile-Up Main Contact Form Arrangement: 1A1C
  • Operating Voltage Rating and Type at Specified Temp: 18.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS
  • Duty Type: CONTINUOUS
  • Coil Quantity: 1
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-497-1237, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, 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
NSN5945-00-497-1237
Primary Part NumberB16947
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Terminal Type and Quantity7 PIN ALL FUNCTIONS
Mounting Facility Type and Quantity2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Main Contact Load Current Rating at Maximum Rated Voltage1.0 AMPERES DC RESISTIVE LOAD
Pile-Up Main Contact Form Arrangement1A1C
Operating Voltage Rating and Type at Specified Temp18.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS
Duty TypeCONTINUOUS
Coil Quantity1
Winding DC Resistance Rating300.0 OHMS NOMINAL SINGLE WINDING
Thread Quantity Per Inch40 SINGLE MOUNTING FACILITY
Winding Quantity1
Center to Center Distance Between Mounting Facilities Parallel to Length0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts50.0 DC
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Nominal Thread Size0.164 INCHES SINGLE MOUNTING FACILITY IN
Thread Class2B SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5340-00-382-0204654869 INTERCHANGEABLE
Cover,access
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5962-01-005-9714156-0306-00 INTERCHANGEABLE
Microcircuit,digital
Tektronix, Inc.
Cross-Reference Index
Part NumberManufacturer
B16947 Cp Clare Corp North American Sales Operations (USA)
160094 Raytheon Company (USA)
B16947 PRIMARY Te Connectivity Corporation (USA)
23012-0 Emerson Electric Co White-Rodgers Div (USA)
160094G1 Raytheon Company (USA)
B16947 Te Connectivity Corporation (USA)
A160046G1 Raytheon Company (USA)
Related Parts
5340-00-382-0204INTERCHANGEABLE
COVER,ACCESS
654869
5962-01-005-9714INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
156-0306-00

Frequently Asked Questions

What is NSN 5945-00-497-1237?

NSN 5945-00-497-1237 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 5945-00-497-1237?

NSN 5945-00-497-1237 has 7 cross-referenced part numbers: B16947 (Cp Clare Corp North American Sales Operations), 160094 (Raytheon Company), B16947 (Te Connectivity Corporation), 23012-0 (Emerson Electric Co White-Rodgers Div), 160094G1 (Raytheon Company) and 2 more.

What NSN replaces 5945-00-497-1237?

There are 2 known substitutes for 5945-00-497-1237: 5340-00-382-0204, 5962-01-005-9714. Verify interchangeability with system specifications before substitution.

What are the specifications of B16947?

Key specifications for B16947: Terminal Type and Quantity: 7 PIN ALL FUNCTIONS; Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY; Main Contact Load Current Rating at Maximum Rated Voltage: 1.0 AMPERES DC RESISTIVE LOAD; Overall Height: 1.250 INCHES NOMINAL IN. 19 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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