PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1597-3Relay,electromagnetic

Airpax Corporation Llc Dba Airpax Corporation Llc · NSN 5945-00-520-1997 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-520-1997 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-520-1997. Primary manufacturer part number: 1597-3.
Features
  • Relay,electromagnetic — FSC 5945
  • Main Contact Load Current Rating at Maximum Rated Voltage: 3.0 AMPERES AC RESISTIVE LOAD
  • Frequency in Hertz: 60.0 NOMINAL
  • Main Contact Maximum Voltage Rating in Volts: 115.0 AC
  • Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
  • Winding DC Resistance Rating: 50.0 OHMS NOMINAL SINGLE WINDING
  • Terminal Type and Quantity: 8 PIN ALL FUNCTIONS
  • Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-520-1997, 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 Airpax Corporation Llc Dba Airpax Corporation Llc. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-520-1997
Primary Part Number1597-3
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerAirpax Corporation Llc Dba Airpax Corporation Llc
StatusACTIVE
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC RESISTIVE LOAD
Frequency in Hertz60.0 NOMINAL
Main Contact Maximum Voltage Rating in Volts115.0 AC
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Winding DC Resistance Rating50.0 OHMS NOMINAL SINGLE WINDING
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Operating Voltage Rating and Type at Specified Temp100.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Duty TypeCONTINUOUS
Winding Quantity1
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5330-00-371-651671636 INTERCHANGEABLE
Gasket
Manitowoc Engineering Co Division of the Manitowoc Co Inc
5950-00-497-5802712073-13 INTERCHANGEABLE
Transformer,radio Frequency
Raytheon Company Div Rmd Strategic
5910-00-586-6073SK-655 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Communications & Power Industries Llc Dba Cpi Div Microwave Power Products Division - Eimac Operations
6680-01-054-70061597-3 INTERCHANGEABLE
Counter,rotating
Dynapar Corp Div Specialty Product Technologies
5950-01-159-554115973 INTERCHANGEABLE
Transformer,radio
Raytheon Company Div Rmd Strategic
5120-01-337-252615973 INTERCHANGEABLE
Wrench,spanner
L3 Aviation Products, Inc. Dba L3 Technologies
6515-01-582-96888155 INTERCHANGEABLE
Splint,toe
Pedifix, Inc.
Cross-Reference Index
Part NumberManufacturer
1597-3 Airpax Corporation Llc Dba Airpax Corporation Llc (USA)
984-39 Amf Inc World Headquarters (USA)
1597-3 North American Philips Corp (USA)
Related Parts
5330-00-371-6516INTERCHANGEABLE
GASKET
71636
5950-00-497-5802INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
712073-13
5910-00-586-6073INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
SK-655
6680-01-054-7006INTERCHANGEABLE
COUNTER,ROTATING
1597-3
5950-01-159-5541INTERCHANGEABLE
TRANSFORMER,RADIO
15973
5120-01-337-2526INTERCHANGEABLE
WRENCH,SPANNER
15973
6515-01-582-9688INTERCHANGEABLE
SPLINT,TOE
8155

Frequently Asked Questions

What is NSN 5945-00-520-1997?

NSN 5945-00-520-1997 is a Relay,electromagnetic, manufactured by Airpax Corporation Llc Dba Airpax Corporation Llc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-520-1997?

NSN 5945-00-520-1997 has 3 cross-referenced part numbers: 1597-3 (Airpax Corporation Llc Dba Airpax Corporation Llc), 984-39 (Amf Inc World Headquarters), 1597-3 (North American Philips Corp).

What NSN replaces 5945-00-520-1997?

There are 7 known substitutes for 5945-00-520-1997: 5330-00-371-6516, 5950-00-497-5802, 5910-00-586-6073 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1597-3?

Key specifications for 1597-3: Main Contact Load Current Rating at Maximum Rated Voltage: 3.0 AMPERES AC RESISTIVE LOAD; Frequency in Hertz: 60.0 NOMINAL; Main Contact Maximum Voltage Rating in Volts: 115.0 AC; Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY. 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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