PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100-598Relay,electromagnetic

Logitek Inc · NSN 5945-01-437-6240 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-437-6240 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-437-6240. Primary manufacturer part number: 100-598.
Features
  • Relay,electromagnetic — FSC 5945
  • Environmental Protection: HERMETIC AND HEAT RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 27.559 MILLIMETERS NOMINAL SECOND MOUNTING FACILITY MM
  • Unthreaded Mounting Hole Diameter: 5.130 MILLIMETERS MINIMUM AND 5.384 MILLIMETERS MAXIMUM FIRST MOUNTING FACILITY MM
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 76.200 MILLIMETERS NOMINAL FIRST MOUNTING FACILITY MM
  • Frequency in Hertz: 54.7 MINIMUM OR 65.5 MAXIMUM
  • Material: STEEL CORROSION RESISTING CASE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Steel Corrosion Resisting Case construction
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-437-6240, 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 Logitek Inc. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-437-6240
Primary Part Number100-598
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerLogitek Inc
StatusACTIVE
Environmental ProtectionHERMETIC AND HEAT RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
Center to Center Distance Between Mounting Facilities Parallel to Width27.559 MILLIMETERS NOMINAL SECOND MOUNTING FACILITY MM
Unthreaded Mounting Hole Diameter5.130 MILLIMETERS MINIMUM AND 5.384 MILLIMETERS MAXIMUM FIRST MOUNTING FACILITY MM
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
Center to Center Distance Between Mounting Facilities Parallel to Length76.200 MILLIMETERS NOMINAL FIRST MOUNTING FACILITY MM
Frequency in Hertz54.7 MINIMUM OR 65.5 MAXIMUM
MaterialSTEEL CORROSION RESISTING CASE
Terminal Type and Quantity1 CONNECTOR, PLUG ALL FUNCTIONS
Mounting Facility PatternRECTANGULAR FIRST MOUNTING FACILITY
Mounting Facility Type and Quantity1 ELECTRICAL PLUG CONNECTOR SECOND MOUNTING FACILITY
Main Contact Load Current Rating at Maximum Rated Voltage10.0 AMPERES DC RESISTIVE LOAD
Time Delay4.00 SECONDS MAXIMUM FIXED OPERATE TIME
Center to Center Distance Between Mounting Facilities Parallel to Length38.100 MILLIMETERS NOMINAL SECOND MOUNTING FACILITY MM
Main Contact Maximum Voltage Rating in Volts28.0 DC
Time Delay2.00 SECONDS MAXIMUM FIXED RELEASE TIME
Center to Center Distance Between Mounting Facilities Parallel to Width31.750 MILLIMETERS NOMINAL FIRST MOUNTING FACILITY MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4320-00-376-6870100-598 INTERCHANGEABLE
Pump,rotary
Aerocontrolex Group, Inc.
5355-00-863-3807 INTERCHANGEABLE
Knob
5962-01-046-4552 INTERCHANGEABLE
Microcircuit,linear
Cross-Reference Index
Part NumberManufacturer
100-598 PRIMARY Logitek Inc (USA)
77A106243 Lockheed Martin Corporation Div Rms (USA)
Related Parts
4320-00-376-6870INTERCHANGEABLE
PUMP,ROTARY
100-598
5355-00-863-3807INTERCHANGEABLE
KNOB
5962-01-046-4552INTERCHANGEABLE
MICROCIRCUIT,LINEAR

Frequently Asked Questions

What is NSN 5945-01-437-6240?

NSN 5945-01-437-6240 is a Relay,electromagnetic, manufactured by Logitek Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-437-6240?

NSN 5945-01-437-6240 has 2 cross-referenced part numbers: 100-598 (Logitek Inc), 77A106243 (Lockheed Martin Corporation Div Rms).

What NSN replaces 5945-01-437-6240?

There are 3 known substitutes for 5945-01-437-6240: 4320-00-376-6870, 5355-00-863-3807, 5962-01-046-4552. Verify interchangeability with system specifications before substitution.

What are the specifications of 100-598?

Key specifications for 100-598: Environmental Protection: HERMETIC AND HEAT RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT; Center to Center Distance Between Mounting Facilities Parallel to Width: 27.559 MILLIMETERS NOMINAL SECOND MOUNTING FACILITY MM; Unthreaded Mounting Hole Diameter: 5.130 MILLIMETERS MINIMUM AND 5.384 MILLIMETERS MAXIMUM FIRST MOUNTING FACILITY MM; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY. 21 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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