PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A3142409-2Relay,electromagnetic

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5945-01-438-0545 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-438-0545 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-438-0545. Primary manufacturer part number: A3142409-2.
Features
  • Relay,electromagnetic — FSC 5945
  • Winding Quantity: 1
  • Duty Type: CONTINUOUS
  • Main Contact Maximum Voltage Rating in Volts: 120.0 AC
  • Coil Quantity: 1
  • 4 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-438-0545, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-01-438-0545
Primary Part NumberA3142409-2
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Winding Quantity1
Duty TypeCONTINUOUS
Main Contact Maximum Voltage Rating in Volts120.0 AC
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
6140-01-154-6935VR1.2 INTERCHANGEABLE
Battery,storage
Saft America Inc. Dba Tadiran Batteries Div Aviation Division
6130-01-301-830421599 INTERCHANGEABLE
Power Supply Assembly
Cnr Systems Dba Cnr Systems
1650-01-326-916221599 INTERCHANGEABLE
Slide,directional Control Linear
Parker Hannifin Corporation Div Hydraulic Systems Division
3040-01-380-928321599 INTERCHANGEABLE
Shaft,straight
Aerosonic Llc
Cross-Reference Index
Part NumberManufacturer
930-4X Te Connectivity Corporation (USA)
21-599MODEL930-4X Te Connectivity Corporation (USA)
A3142409-2 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
21-599 PRIMARY Te Connectivity Corporation (USA)
Related Parts
6140-01-154-6935INTERCHANGEABLE
BATTERY,STORAGE
VR1.2
6130-01-301-8304INTERCHANGEABLE
POWER SUPPLY ASSEMBLY
21599
1650-01-326-9162INTERCHANGEABLE
SLIDE,DIRECTIONAL CONTROL LINEAR
21599
3040-01-380-9283INTERCHANGEABLE
SHAFT,STRAIGHT
21599

Frequently Asked Questions

What is NSN 5945-01-438-0545?

NSN 5945-01-438-0545 is a Relay,electromagnetic, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-01-438-0545?

NSN 5945-01-438-0545 has 4 cross-referenced part numbers: 930-4X (Te Connectivity Corporation), 21-599MODEL930-4X (Te Connectivity Corporation), A3142409-2 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 21-599 (Te Connectivity Corporation).

What NSN replaces 5945-01-438-0545?

There are 4 known substitutes for 5945-01-438-0545: 6140-01-154-6935, 6130-01-301-8304, 1650-01-326-9162 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A3142409-2?

Key specifications for A3142409-2: Overall Length: 2.750 INCHES NOMINAL IN; Winding Quantity: 1; Duty Type: CONTINUOUS; Main Contact Maximum Voltage Rating in Volts: 120.0 AC. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-01-438-0545 still in active supply?

NSN 5945-01-438-0545 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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