PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

124915Relay,electromagnetic

American Telephone and Telegraph Co · NSN 5945-00-258-7632 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-258-7632 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-258-7632. Primary manufacturer part number: 124915.
Features
  • Relay,electromagnetic — FSC 5945
  • Main Contact Maximum Voltage Rating in Volts: 48.0 DC
  • Terminal Type and Quantity: 5 PIN ALL FUNCTIONS
  • Nonpile-Up Main Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Features Provided: POLARIZED
  • Winding DC Resistance Rating: 5.0 OHMS NOMINAL SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 1.0 AMPERES DC RESISTIVE LOAD
  • Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-258-7632, 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 American Telephone and Telegraph Co. Government technical data includes 15 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: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-258-7632
Primary Part Number124915
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerAmerican Telephone and Telegraph Co
StatusCANCELLED
Main Contact Maximum Voltage Rating in Volts48.0 DC
Terminal Type and Quantity5 PIN ALL FUNCTIONS
Nonpile-Up Main Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Features ProvidedPOLARIZED
Winding DC Resistance Rating5.0 OHMS NOMINAL SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage1.0 AMPERES DC RESISTIVE LOAD
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Center to Center Distance Between Mounting Facilities Parallel to Length0.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Environmental ProtectionDUSTPROOF
Unthreaded Mounting Hole Diameter0.164 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Coil Quantity1
Nominal Operating Current Rating and Type8.3 MILLIAMPERES DC SINGLE WINDING
Winding Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3110-00-606-9574HM804810 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
6750-01-427-0944 INTERCHANGEABLE
Film,photographic
Cross-Reference Index
Part NumberManufacturer
124915 American Telephone and Telegraph Co (USA)
124915 Lucent Technologies Inc Corporate Headquarters (USA)
124915 At and T Corp (USA)
Related Parts
3110-00-606-9574INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
HM804810
6750-01-427-0944INTERCHANGEABLE
FILM,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 5945-00-258-7632?

NSN 5945-00-258-7632 is a Relay,electromagnetic, manufactured by American Telephone and Telegraph Co, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-258-7632?

NSN 5945-00-258-7632 has 3 cross-referenced part numbers: 124915 (American Telephone and Telegraph Co), 124915 (Lucent Technologies Inc Corporate Headquarters), 124915 (At and T Corp).

What NSN replaces 5945-00-258-7632?

There are 2 known substitutes for 5945-00-258-7632: 3110-00-606-9574, 6750-01-427-0944. Verify interchangeability with system specifications before substitution.

What are the specifications of 124915?

Key specifications for 124915: Main Contact Maximum Voltage Rating in Volts: 48.0 DC; Terminal Type and Quantity: 5 PIN ALL FUNCTIONS; Overall Width: 1.710 INCHES NOMINAL IN; Nonpile-Up Main Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-258-7632 still in active supply?

NSN 5945-00-258-7632 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.
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