PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1831-58Relay,electromagnetic

Robert H Wager Co Inc · NSN 5945-00-449-4319 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-449-4319 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-449-4319. Primary manufacturer part number: 1831-58.
Features
  • Relay,electromagnetic — FSC 5945
  • Terminal Type and Quantity: 5 PIN ALL FUNCTIONS
  • Main Contact Maximum Voltage Rating in Volts: 6.0 AC
  • Operating Voltage Rating and Type at Specified Temp: 2.5 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 1.0 AMPERES AC RESISTIVE LOAD
  • Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
  • Nonpile-Up Main Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Duty Type: CONTINUOUS
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-449-4319, 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 Robert H Wager Co Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5945-00-449-4319
Primary Part Number1831-58
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerRobert H Wager Co Inc
StatusACTIVE
Terminal Type and Quantity5 PIN ALL FUNCTIONS
Main Contact Maximum Voltage Rating in Volts6.0 AC
Operating Voltage Rating and Type at Specified Temp2.5 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage1.0 AMPERES AC RESISTIVE LOAD
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Nonpile-Up Main Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Duty TypeCONTINUOUS
Winding Quantity1
Environmental ProtectionDUSTPROOF
Frequency in Hertz60.0 NOMINAL
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-108-7493FR1 INTERCHANGEABLE
Bearing,roller,needle
Mcgill Manufacturing Co, Inc
5975-01-582-1919FR1 INTERCHANGEABLE
Rack,electrical Equipment
Aja Video Systems Inc Dba Aja Video
Cross-Reference Index
Part NumberManufacturer
1831-58 PRIMARY Robert H Wager Co Inc (USA)
41R02-32012 Sigma Instruments Inc (USA)
FR1 Frost Controls Inc (USA)
Related Parts
3110-00-108-7493INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
FR1
5975-01-582-1919INTERCHANGEABLE
RACK,ELECTRICAL EQUIPMENT
FR1

Frequently Asked Questions

What is NSN 5945-00-449-4319?

NSN 5945-00-449-4319 is a Relay,electromagnetic, manufactured by Robert H Wager Co Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-449-4319?

NSN 5945-00-449-4319 has 3 cross-referenced part numbers: 1831-58 (Robert H Wager Co Inc), 41R02-32012 (Sigma Instruments Inc), FR1 (Frost Controls Inc).

What NSN replaces 5945-00-449-4319?

There are 2 known substitutes for 5945-00-449-4319: 3110-00-108-7493, 5975-01-582-1919. Verify interchangeability with system specifications before substitution.

What are the specifications of 1831-58?

Key specifications for 1831-58: Terminal Type and Quantity: 5 PIN ALL FUNCTIONS; Main Contact Maximum Voltage Rating in Volts: 6.0 AC; Operating Voltage Rating and Type at Specified Temp: 2.5 VOLTS AC 25 DEG CELSIUS SINGLE WINDING; Main Contact Load Current Rating at Maximum Rated Voltage: 1.0 AMPERES AC RESISTIVE LOAD. 14 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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