B347A

B347A Electromagnetic Relay
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Datasheet. B347A specification

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

3.200in. ⁓3-13/64"

Center To Center Distance Between Mounting Facilities Parallel To Length
The distance between the center of one mounting facility and the center of the adjacent mounting facility parallel to the length.

2.730in. single mounting facility

Center To Center Distance Between Mounting Facilities Parallel To Width
The distance between the center of one mounting facility and the center of the adjacent mounting facility parallel to the width.

2.000in. single mounting facility

Overall Height
The distance measured in a straight line from the bottom to the top of an item.

3.780in.

Overall Width
An overall measurement taken at right angles to the length of an item,in distinction from thickness.

3.210in.

Environmental Protection
The environmental elements or conditions that an item is designed or protected to resist or withstand satisfactorily.

shock proof and vibration proof

Unthreaded Mounting Hole Diameter
The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.

0.182in. single mounting facility and 0.197in. single mounting facility

Winding Quantity
The number of individual /not electrically connected/ windings.

1

Coil Quantity
The number of coils included on the item.

1

Duty Type
Indicates the type of duty provided.

continuous

Mounting Facility Type And Quantity
Indicates the type and number of facilities by which the item is mounted.

4 unthreaded hole single mounting facility

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

coil voltage suppression and polarized

Mounting Facility Pattern
The general configuration and relative position of the facilities provided for mounting the item.

rectangular single mounting facility

Nonpile-up Main Contact Arrangement
The designation that identifies the schematic diagram of the electrical configuration of the main nonpile-up contacts including the number of poles or forms.

3 pole, double throw, one position momentary

Time Delay
The interval for which the item,by design,is purposely delayed between introduction of power into the energizing element and completion of travel of the contact carrier,and/or between interruption of the energizing power and return of the contact carrier to its normal de-energizing position.

0.01 seconds fixed release time

Time Delay
The interval for which the item,by design,is purposely delayed between introduction of power into the energizing element and completion of travel of the contact carrier,and/or between interruption of the energizing power and return of the contact carrier to its normal de-energizing position.

0.02 seconds fixed operate time

Nonpile-up Auxiliary Contact Arrangement
The designation that identifies the schematic diagram of the electrical configuration of the auxiliary nonpile-up contacts including the number of poles or forms.

2 pole, double throw, one position momentary and 1 pole, single throw, normally open, momentary action

Auxiliary Contact Maximum Voltage Rating In Volts
The highest voltage at which the auxiliary contacts are rated for normal operation,expressed in volts.

115.0 ac and 28.0 dc

Operating Voltage Rating And Type At Specified Temp
The amount and type of voltage required at designated temperature to be applied to the input or energizing element of the item to ensure normal operation of the switching elements.

28.0 volts dc 25 deg celsius single winding

Main Contact Load Current Rating At Maximum Rated Voltage
The amount of current the main contacts are rated to make or break at maximum rated voltage,with a specified load.

25.0 amperes ac resistive load

Main Contact Maximum Voltage Rating In Volts
The highest voltage at which the main contacts are rated for normal operation,expressed in volts.

200.0 ac

Auxiliary Contact Load Current Rating At Maximum Rated Voltage
The amount of current the auxiliary contacts are rated to make or break at maximum rated voltage,with a specified load.

1.0 amperes ac lamp load and 1.0 amperes dc lamp load

Auxiliary Contact Load Current Rating At Maximum Rated Voltage
The amount of current the auxiliary contacts are rated to make or break at maximum rated voltage,with a specified load.

5.0 amperes ac resistive load and 5.0 amperes dc resistive load

Terminal Type And Quantity
Indicates the type and number of terminals for providing electrical connection.

19 threaded stud all functions

Fsc Application Data (non-core)
The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.

electrical system, aircraft

Answers.

What quantity is this sold in?

1EA

What is the overall width?

3.210 inches

What is the NSN for B347A?

5945-00-508-1808

How is this classified for shipping?

Schedule B number: 8536490075
nmfc 061300
Relays, electromechanical, for a voltage exceeding 60 v but not exceeding 1,000 v

What's the federal classification of B347A?

FSC 5945 ⁓ Relays and solenoids

Excluding contractors.

NSN 5945-00-508-1808 RELAY,ELECTROMAGNETIC

3.210" overall width 3.200" overall length

NIIN
005081808
NIIN Date
07/26/74
Schedule B
8536490075 
Name Code
32512
FIIG
A03300
Item Weight
1.300lbs
Item Dimensions
32 X 32 X 38
QUP
1 
Historical Price
$6,934.45 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. G-1093-B347A-C Cage 0U8Z9
2. 673116-103 Cage 98897

Major End Users Countries and entities

  • - Department of The Navy 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
77.5 
LCL (less than a car load rating)
77.5
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps) 
Commodity (for shipments via water)
Communications/electronics, other than sigint/ew or comsec repair parts and components 
NMFC (national motor freight code)
061300 CIRCUIT BREAKER/SWITCH NOI 
UFC (universal freight code)
34410 

Similar by Design Other relays with similar characteristics

Nothing similar to this part number was found in our inventory

B347A / Relay,electromagneticWhat is the formal definition of this item?

A relay which is actuated by the effect of a magnetic field developed by the current in its energizing coil(s). includes solenoid and armature types. excludes contactor, magnetic; relay, meter movement; relay, motor driven; relay, reed; relay, resonant reed; relay, rotary; and switch, stepping.