PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JA-D4KRelay,electromagnetic

Leach International Corp Div Leach International Corporation · NSN 5945-00-597-2043 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-597-2043 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-597-2043. Primary manufacturer part number: JA-D4K.
Features
  • Relay,electromagnetic — FSC 5945
  • Terminal Type and Quantity: 8 PIN ALL FUNCTIONS
  • Frequency in Hertz: 60.0 NOMINAL
  • Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Mounting Facility Type and Quantity: 2 SLOTTED HOLE SINGLE MOUNTING FACILITY
  • Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC
  • Time Delay: 0.015 SECONDS MAXIMUM FIXED OPERATE TIME
  • Mounting Slot Width: 0.150 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-597-2043, 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 Leach International Corp Div Leach International Corporation. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-597-2043
Primary Part NumberJA-D4K
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerLeach International Corp Div Leach International Corporation
StatusACTIVE
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Frequency in Hertz60.0 NOMINAL
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Mounting Facility Type and Quantity2 SLOTTED HOLE SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts115.0 AC AND 28.0 DC
Time Delay0.015 SECONDS MAXIMUM FIXED OPERATE TIME
Mounting Slot Width0.150 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Winding Quantity1
Time Delay0.05 SECONDS MAXIMUM FIXED RELEASE TIME
Operating Voltage Rating and Type at Specified Temp115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Length1.466 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Coil Quantity1
Duty TypeCONTINUOUS
Main Contact Load Current Rating at Maximum Rated Voltage10.0 AMPERES AC AND 10.0 AMPERES DC RESISTIVE LOAD
Environmental ProtectionHERMETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5945-01-308-2060 INTERCHANGEABLE
Relay,electromagnetic
Cross-Reference Index
Part NumberManufacturer
5945PL1379300 Jednolity Indeks Materialowy - Uniform Material Index (POL)
JA-D4K PRIMARY Leach International Corp Div Leach International Corporation (USA)
Related Parts
5945-01-308-2060INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 5945-00-597-2043?

NSN 5945-00-597-2043 is a Relay,electromagnetic, manufactured by Leach International Corp Div Leach International Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-597-2043?

NSN 5945-00-597-2043 has 2 cross-referenced part numbers: 5945PL1379300 (Jednolity Indeks Materialowy - Uniform Material Index), JA-D4K (Leach International Corp Div Leach International Corporation).

What NSN replaces 5945-00-597-2043?

There is 1 known substitute for 5945-00-597-2043: 5945-01-308-2060. Verify interchangeability with system specifications before substitution.

What are the specifications of JA-D4K?

Key specifications for JA-D4K: Terminal Type and Quantity: 8 PIN ALL FUNCTIONS; Frequency in Hertz: 60.0 NOMINAL; Overall Width: 0.515 INCHES NOMINAL IN; Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY. 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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