PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BR7X300D7-26Relay,electromagnetic

Microsemi Corp.-Power Management Group · NSN 5945-00-067-7917 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-067-7917 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-067-7917. Primary manufacturer part number: BR7X300D7-26.
Features
  • Relay,electromagnetic — FSC 5945
  • Arc Quenching Method: INERT GAS
  • Nominal Operating Current Rating and Type: 40.0 MILLIAMPERES DC SINGLE WINDING
  • Main Contact Maximum Voltage Rating in Volts: 28.0 DC
  • Operating Voltage Rating and Type at Specified Temp: 26.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 10.0 AMPERES DC RESISTIVE LOAD
  • Terminal Type and Quantity: 8 PIN ALL FUNCTIONS
  • Environmental Protection: HERMETIC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-067-7917, 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 Microsemi Corp.-Power Management Group. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-067-7917
Primary Part NumberBR7X300D7-26
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerMicrosemi Corp.-Power Management Group
StatusCANCELLED
Arc Quenching MethodINERT GAS
Nominal Operating Current Rating and Type40.0 MILLIAMPERES DC SINGLE WINDING
Main Contact Maximum Voltage Rating in Volts28.0 DC
Operating Voltage Rating and Type at Specified Temp26.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage10.0 AMPERES DC RESISTIVE LOAD
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Environmental ProtectionHERMETIC
Mounting Slot Width0.200 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding Quantity1
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION AND 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Duty TypeCONTINUOUS
Center to Center Distance Between Mounting Facilities Parallel to Length1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
FSC Application DataRELAY,ARMATURE EXCEPT ENGINE
Mounting Facility Type and Quantity2 SLOTTED HOLE SINGLE MOUNTING FACILITY
Winding DC Resistance Rating300.0 OHMS NOMINAL SINGLE WINDING
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5310-00-012-1641121641 INTERCHANGEABLE
Washer,finishing
Us Army Aviation and Missile Command
3110-00-112-5522102-244-5PC565 INTERCHANGEABLE
Bearing,ball,annular
Struthers Wells Corp
6145-00-806-0230 INTERCHANGEABLE
Cable,special Purpose,electrical
1680-00-853-798012164-1 INTERCHANGEABLE
Slip Ring,swivel Un
Breeze-Eastern Llc
1430-00-939-698710105878-23 INTERCHANGEABLE
R0t0r Assembly
Us Army Aviation and Missile Command
5930-01-062-250312-1641-00 INTERCHANGEABLE
Switch,sensitive
Scotsman Industries Inc Div Scotsman Ice Systems
5962-01-383-8303AM-1394 INTERCHANGEABLE
Microcircuit,linear
Adams-Russell Co Inc Anzac Div
9150-01-552-9282DELVAC MX 15W40 INTERCHANGEABLE
Lubricating Oil,engine
Exxon Mobil Corporation Dba Exxonmobil Fuels Marketing Company Div Exxonmobil Fuels Marketing Company
6515-01-606-2241P33-040-003 INTERCHANGEABLE
Hose Assembly,air Breathing
On Site Gas Systems Inc
Cross-Reference Index
Part NumberManufacturer
B07A932BC1-0282 Te Connectivity Corporation (USA)
BR7X300D7-26VDC Microsemi Corp.-Power Management Group (USA)
B07A932BC1-0282 Airpax Corporation Llc Dba Airpax Corporation Llc (USA)
BR7X300D7-26 PRIMARY Microsemi Corp.-Power Management Group (USA)
353-025-012 L3harris Interstate Electronics Corporation (USA)
BR7X300D7-26VDC Esterline Electronics Corp (USA)
81864-1 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
12164-1 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
Related Parts
5310-00-012-1641INTERCHANGEABLE
WASHER,FINISHING
121641
3110-00-112-5522INTERCHANGEABLE
BEARING,BALL,ANNULAR
102-244-5PC565
6145-00-806-0230INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
1680-00-853-7980INTERCHANGEABLE
SLIP RING,SWIVEL UN
12164-1
1430-00-939-6987INTERCHANGEABLE
R0T0R ASSEMBLY
10105878-23
5930-01-062-2503INTERCHANGEABLE
SWITCH,SENSITIVE
12-1641-00
5962-01-383-8303INTERCHANGEABLE
MICROCIRCUIT,LINEAR
AM-1394
9150-01-552-9282INTERCHANGEABLE
LUBRICATING OIL,ENGINE
DELVAC MX 15W40
6515-01-606-2241INTERCHANGEABLE
HOSE ASSEMBLY,AIR BREATHING
P33-040-003

Frequently Asked Questions

What is NSN 5945-00-067-7917?

NSN 5945-00-067-7917 is a Relay,electromagnetic, manufactured by Microsemi Corp.-Power Management Group, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-067-7917?

NSN 5945-00-067-7917 has 8 cross-referenced part numbers: B07A932BC1-0282 (Te Connectivity Corporation), BR7X300D7-26VDC (Microsemi Corp.-Power Management Group), B07A932BC1-0282 (Airpax Corporation Llc Dba Airpax Corporation Llc), BR7X300D7-26 (Microsemi Corp.-Power Management Group), 353-025-012 (L3harris Interstate Electronics Corporation) and 3 more.

What NSN replaces 5945-00-067-7917?

There are 9 known substitutes for 5945-00-067-7917: 5310-00-012-1641, 3110-00-112-5522, 6145-00-806-0230 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BR7X300D7-26?

Key specifications for BR7X300D7-26: Arc Quenching Method: INERT GAS; Nominal Operating Current Rating and Type: 40.0 MILLIAMPERES DC SINGLE WINDING; Main Contact Maximum Voltage Rating in Volts: 28.0 DC; Operating Voltage Rating and Type at Specified Temp: 26.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-067-7917 still in active supply?

NSN 5945-00-067-7917 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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