PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1988577Relay,electromagnetic

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5945-00-808-5887 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-808-5887 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-808-5887. Primary manufacturer part number: 1988577.
Features
  • Relay,electromagnetic — FSC 5945
  • Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 26.5 DC
  • Duty Type: CONTINUOUS
  • Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Environmental Protection: HERMETIC
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle: 1.870 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-808-5887, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-808-5887
Primary Part Number1988577
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Main Contact Maximum Voltage Rating in Volts115.0 AC AND 26.5 DC
Duty TypeCONTINUOUS
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Environmental ProtectionHERMETIC
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.870 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Winding Quantity1
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Winding DC Resistance Rating245.0 OHMS NOMINAL SINGLE WINDING
Mounting Facility Type and Quantity3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Thread Class2A SINGLE MOUNTING FACILITY A
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
7520-01-465-143431020 INTERCHANGEABLE
Pen,ball-Point
Pilot Corporation of America
Cross-Reference Index
Part NumberManufacturer
1080746 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
MH7393-2 Te Connectivity Corporation (USA)
1988577 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
7520-01-465-1434INTERCHANGEABLE
PEN,BALL-POINT
31020

Frequently Asked Questions

What is NSN 5945-00-808-5887?

NSN 5945-00-808-5887 is a Relay,electromagnetic, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-808-5887?

NSN 5945-00-808-5887 has 3 cross-referenced part numbers: 1080746 (Lockheed Martin Corporation Div Rms - Mitchel Field), MH7393-2 (Te Connectivity Corporation), 1988577 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5945-00-808-5887?

There is 1 known substitute for 5945-00-808-5887: 7520-01-465-1434. Verify interchangeability with system specifications before substitution.

What are the specifications of 1988577?

Key specifications for 1988577: Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 26.5 DC; Duty Type: CONTINUOUS; Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING; Environmental Protection: HERMETIC. 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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