PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HG4A1011Relay,electromagnetic

C P Clare Corporation · NSN 5945-00-983-8895 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-983-8895 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-983-8895. Primary manufacturer part number: HG4A1011.
Features
  • Relay,electromagnetic — FSC 5945
  • Overall Diameter: 1.840 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 3 THREADED STUD(S) SINGLE MOUNTING FACILITY
  • Duty Type: CONTINUOUS
  • Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES DC RESISTIVE LOAD
  • Winding Quantity: 1
  • Coil Quantity: 1
  • Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle: 1.000 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 5945-00-983-8895, 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 C P Clare Corporation. Government technical data includes 20 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-983-8895
Primary Part NumberHG4A1011
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerC P Clare Corporation
StatusACTIVE
Overall Diameter1.840 INCHES NOMINAL IN
Mounting Facility Type and Quantity3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Main Contact Load Current Rating at Maximum Rated Voltage5.0 AMPERES DC RESISTIVE LOAD
Winding Quantity1
Coil Quantity1
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Time Delay0.008 SECONDS NOMINAL FIXED RELEASE TIME
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Time Delay0.005 SECONDS NOMINAL FIXED OPERATE TIME
Winding DC Resistance Rating390.0 OHMS NOMINAL SINGLE WINDING
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Operating Voltage Rating and Type at Specified Temp18.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Nominal Operating Current Rating and Type4.2 MILLIAMPERES DC SINGLE WINDING
Nonpile-Up Main Contact Arrangement4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Terminal Type and Quantity14 PIN ALL FUNCTIONS
Environmental ProtectionHERMETIC
Main Contact Maximum Voltage Rating in Volts500.0 DC
Thread Class2A SINGLE MOUNTING FACILITY A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5945-00-117-8031 INTERCHANGEABLE
Relay,electromagnetic
5945-00-156-00412679189 INTERCHANGEABLE
Relay,electromagnetic
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5945-00-161-3191DSS3012 INTERCHANGEABLE
Relay,reed
C P Clare Corporation
5945-01-027-39050490-0998 INTERCHANGEABLE
Relay,reed
Keysight Technologies Inc
5945-01-090-867213220E2967 INTERCHANGEABLE
Relay,reed
Cecom Lr Center
5945-01-155-9841305146-001 INTERCHANGEABLE
Relay,electromagnetic
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
DMS85073 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
HG4A1011 PRIMARY C P Clare Corporation (USA)
HG4A1011 Cp Clare Corp North American Sales Operations (USA)
Related Parts
5945-00-117-8031INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5945-00-156-0041INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
2679189
5945-00-161-3191INTERCHANGEABLE
RELAY,REED
DSS3012
5945-01-027-3905INTERCHANGEABLE
RELAY,REED
0490-0998
5945-01-090-8672INTERCHANGEABLE
RELAY,REED
13220E2967
5945-01-155-9841INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
305146-001

Frequently Asked Questions

What is NSN 5945-00-983-8895?

NSN 5945-00-983-8895 is a Relay,electromagnetic, manufactured by C P Clare Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-983-8895?

NSN 5945-00-983-8895 has 3 cross-referenced part numbers: DMS85073 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), HG4A1011 (C P Clare Corporation), HG4A1011 (Cp Clare Corp North American Sales Operations).

What NSN replaces 5945-00-983-8895?

There are 6 known substitutes for 5945-00-983-8895: 5945-00-117-8031, 5945-00-156-0041, 5945-00-161-3191 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HG4A1011?

Key specifications for HG4A1011: Overall Diameter: 1.840 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 3 THREADED STUD(S) SINGLE MOUNTING FACILITY; Duty Type: CONTINUOUS; Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES DC RESISTIVE LOAD. 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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