B1931

B1931 Thermal Relay

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Datasheet. B1931 specification

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

3.750in. ⁓3-3/4"

Overall Diameter
A measurement of the longest straight line across a circular cross-sectional plane.

1.275in. ⁓1-9/32"

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

hermetic

Contact Arrangement
The designation that identifies the schematic diagram of the contact configuration.

single pole, single throw, normally closed

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

1 octal base PLUG-In

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

26.5 dc

Contact Maximum Current Rating In Amps
The highest current at which the contacts are rated for normal operation,expressed in amps.

3.0 dc

Heater Voltage Rating In Volts
The amount of voltage for which the heater is designed,expressed in volts.

26.5

Delay Time In Seconds
A numeric value indicating the elapsed time interval of the item,expressed in seconds.

20.0 fixed operate

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

4 pin

Answers.

What is the NSN for B1931?

5945-00-259-4383

What's the federal classification of B1931?

FSC 5945 ⁓ Relays and solenoids

Excluding contractors.

NSN 5945-00-259-4383 RELAY,THERMAL

3.750" overall length

NIIN
002594383
NIIN Date
01/01/63
Schedule B
 
Name Code
03883
FIIG
A500L0
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

Major End Users Countries and entities

  • - Greece 

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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)
Electrical appliances, small 
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

B1931 / Relay,thermalWhat is the formal definition of this item?

A relay switch which is actuated by the effect of internal heat generated by the current in its energizing circuit. for items actuated by ambient, rather than internal temperature changes, see switch, thermostatic.