PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BA-104HRelay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-773-3392 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-773-3392 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-773-3392. Primary manufacturer part number: BA-104H.
Features
  • Relay,electromagnetic — FSC 5945
  • Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY
  • Main Contact Maximum Voltage Rating in Volts: 208.0 AC
  • Terminal Type and Quantity: 12 SCREW ALL FUNCTIONS
  • Auxiliary Contact Maximum Voltage Rating in Volts: 28.0 DC
  • Winding DC Resistance Rating: 92.0 OHMS NOMINAL SINGLE WINDING
  • Nonpile-Up Main Contact Arrangement: 3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-773-3392, 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 Te Connectivity Corporation. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-773-3392
Primary Part NumberBA-104H
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusCANCELLED
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts208.0 AC
Terminal Type and Quantity12 SCREW ALL FUNCTIONS
Auxiliary Contact Maximum Voltage Rating in Volts28.0 DC
Winding DC Resistance Rating92.0 OHMS NOMINAL SINGLE WINDING
Nonpile-Up Main Contact Arrangement3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Nonpile-Up Auxiliary Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION AND 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION AND 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Center to Center Distance Between Mounting Facilities Parallel to Width4.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage200.0 AMPERES AC RESISTIVE LOAD
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Environmental ProtectionDUSTPROOF
Coil Quantity1
Unthreaded Mounting Hole Diameter0.196 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding Quantity1
Auxiliary Contact Load Current Rating at Maximum Rated Voltage5.0 AMPERES DC RESISTIVE LOAD
Duty TypeCONTINUOUS
Center to Center Distance Between Mounting Facilities Parallel to Length4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-142-4285 INTERCHANGEABLE
Bearing,ball,airframe
5310-00-584-7961 INTERCHANGEABLE
Nut,self-Locking,hexagon
4320-00-770-0021 INTERCHANGEABLE
Impeller,pump,centrifugal
5307-01-011-1410105-23 INTERCHANGEABLE
Stud,plain
Napco International Llc Dba Napco International Inc
2590-01-094-900810523 INTERCHANGEABLE
Parts Kit,winch
Am General Llc
2540-01-099-37463T2083 INTERCHANGEABLE
Core,heater
Caterpillar Inc Div Caterpillar Defense
4210-01-153-27506676-04997 INTERCHANGEABLE
Carriage,fire Extinguisher
Wheeler Fleet Solutions, Co.
5305-01-159-006510501759 INTERCHANGEABLE
Screw,cap,hexagon Head
General Dynamics Land Systems Canadacorp
5998-01-239-2298 INTERCHANGEABLE
Circuit Card Assembly
6515-01-308-6378105.23 INTERCHANGEABLE
Plate Set,bone,compression
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
44B253971-001 Genicom Corp (USA)
273171 Kidde-Fenwal, Llc (USA)
816B630 Genicom Corp (USA)
44B253971-001 Communications Instruments Inc Div of Cii Technologies (USA)
K273171 Drs Environmental Systems Inc (USA)
BA-104H PRIMARY Te Connectivity Corporation (USA)
273171 Drs Environmental Systems Inc (USA)
10001818 Us Army Aviation and Missile Command (USA)
10523 Kurz & Root Generator Company, Llc (USA)
816B630 Communications Instruments Inc Div of Cii Technologies (USA)
273171 Davey Compressor Co Div of Keco Industries Inc (USA)
K273171 Davey Compressor Co Div of Keco Industries Inc (USA)
Related Parts
3110-00-142-4285INTERCHANGEABLE
BEARING,BALL,AIRFRAME
5310-00-584-7961INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
4320-00-770-0021INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
5307-01-011-1410INTERCHANGEABLE
STUD,PLAIN
105-23
2590-01-094-9008INTERCHANGEABLE
PARTS KIT,WINCH
10523
2540-01-099-3746INTERCHANGEABLE
CORE,HEATER
3T2083
4210-01-153-2750INTERCHANGEABLE
CARRIAGE,FIRE EXTINGUISHER
6676-04997
5305-01-159-0065INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
10501759
5998-01-239-2298INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6515-01-308-6378INTERCHANGEABLE
PLATE SET,BONE,COMPRESSION
105.23
5310-01-345-0080INTERCHANGEABLE
WASHER,FLAT
10523
5340-01-362-6883INTERCHANGEABLE
HARDWARE KIT,ELECTRONIC EQUIPMEN
10523

Frequently Asked Questions

What is NSN 5945-00-773-3392?

NSN 5945-00-773-3392 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-773-3392?

NSN 5945-00-773-3392 has 12 cross-referenced part numbers: 44B253971-001 (Genicom Corp), 273171 (Kidde-Fenwal, Llc), 816B630 (Genicom Corp), 44B253971-001 (Communications Instruments Inc Div of Cii Technologies), K273171 (Drs Environmental Systems Inc) and 7 more.

What NSN replaces 5945-00-773-3392?

There are 12 known substitutes for 5945-00-773-3392: 3110-00-142-4285, 5310-00-584-7961, 4320-00-770-0021 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BA-104H?

Key specifications for BA-104H: Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY; Main Contact Maximum Voltage Rating in Volts: 208.0 AC; Overall Height: 3.880 INCHES MAXIMUM IN; Terminal Type and Quantity: 12 SCREW ALL FUNCTIONS. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-773-3392 still in active supply?

NSN 5945-00-773-3392 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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