PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B07A312AC3Relay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-402-1698 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-402-1698 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-402-1698. Primary manufacturer part number: B07A312AC3.
Features
  • Relay,electromagnetic — FSC 5945
  • Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Winding Quantity: 1
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.484 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Environmental Protection: DUSTPROOF
  • Main Contact Maximum Voltage Rating in Volts: 28.0 DC
  • Coil Quantity: 1
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-402-1698, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-402-1698
Primary Part NumberB07A312AC3
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Winding Quantity1
Center to Center Distance Between Mounting Facilities Parallel to Length1.484 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Environmental ProtectionDUSTPROOF
Main Contact Maximum Voltage Rating in Volts28.0 DC
Coil Quantity1
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Unthreaded Mounting Hole Diameter0.144 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Winding DC Resistance Rating300.0 OHMS NOMINAL SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage10.0 AMPERES DC RESISTIVE LOAD
Duty TypeCONTINUOUS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-282-49775873 INTERCHANGEABLE
Ring,retaining
Eaton Corp Transmission Div
8010-00-348-77168010-00-348-7716 INTERCHANGEABLE
Remover,paint
General Services Administration Federal Supply Service
2805-00-364-4932005873 INTERCHANGEABLE
Dowel,end Plate
Caterpillar Inc Div Caterpillar Defense
2805-00-696-69475873 INTERCHANGEABLE
Brace,control Panel
R.h. Industries, Inc.
1650-00-829-9804DS-922331 INTERCHANGEABLE
Cylinder Block,hydraulic Motor-P
Eaton Aerospace, Llc Dba Jackson South
5950-00-936-503213217E3783 INTERCHANGEABLE
Transformer,current
Cecom Lr Center
5340-01-177-85545873-00 INTERCHANGEABLE
Bracket,solenoid Valve
Pentair Filtration Solutions, Llc
4820-01-295-8540301596191 INTERCHANGEABLE
Seat,valve
Nicholson Steam Trap Inc
4730-01-296-2771422725 INTERCHANGEABLE
Adapter,straight,flange to Pipe
Nicholson Steam Trap Inc
3010-01-297-3534015494 INTERCHANGEABLE
Bellows,pressure
Nicholson Steam Trap Inc
Cross-Reference Index
Part NumberManufacturer
5873 Hdt Expeditionary Systems Inc (USA)
B07A312AC3 PRIMARY Te Connectivity Corporation (USA)
B07A312AC3 Airpax Corporation Llc Dba Airpax Corporation Llc (USA)
5873 Airpax Corporation Llc Dba Airpax Corporation Llc (USA)
Related Parts
5325-00-282-4977INTERCHANGEABLE
RING,RETAINING
5873
8010-00-348-7716INTERCHANGEABLE
REMOVER,PAINT
8010-00-348-7716
2805-00-364-4932INTERCHANGEABLE
DOWEL,END PLATE
005873
2805-00-696-6947INTERCHANGEABLE
BRACE,CONTROL PANEL
5873
1650-00-829-9804INTERCHANGEABLE
CYLINDER BLOCK,HYDRAULIC MOTOR-P
DS-922331
5950-00-936-5032INTERCHANGEABLE
TRANSFORMER,CURRENT
13217E3783
5340-01-177-8554INTERCHANGEABLE
BRACKET,SOLENOID VALVE
5873-00
4820-01-295-8540INTERCHANGEABLE
SEAT,VALVE
301596191
4730-01-296-2771INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO PIPE
422725
3010-01-297-3534INTERCHANGEABLE
BELLOWS,PRESSURE
015494
5950-01-443-8144INTERCHANGEABLE
TRANSFORMER,PULSE
5873
5315-01-459-5833INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5873

Frequently Asked Questions

What is NSN 5945-00-402-1698?

NSN 5945-00-402-1698 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-402-1698?

NSN 5945-00-402-1698 has 4 cross-referenced part numbers: 5873 (Hdt Expeditionary Systems Inc), B07A312AC3 (Te Connectivity Corporation), B07A312AC3 (Airpax Corporation Llc Dba Airpax Corporation Llc), 5873 (Airpax Corporation Llc Dba Airpax Corporation Llc).

What NSN replaces 5945-00-402-1698?

There are 12 known substitutes for 5945-00-402-1698: 5325-00-282-4977, 8010-00-348-7716, 2805-00-364-4932 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B07A312AC3?

Key specifications for B07A312AC3: Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY; Winding Quantity: 1; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.484 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY. 17 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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