B4-903
View detailed technical data, stock status, and sourcing information for: B4-903
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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.
1.500 inches nominal overall height, 1.650 inches nominal overall width, 2.156 inches nominal single mounting facility center to center distance between mounting facilities parallel to length, 2b single mounting facility thread class, 2.370 inches nominal overall length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2b single mounting facility
- Overall Length
- 2.370 inches nominal
- Center To Center Distance Between Mounting Facilities Parallel To Length
- 2.156 inches nominal single mounting facility
- Overall Height
- 1.500 inches nominal
- Overall Width
- 1.650 inches nominal
- Environmental Protection
- dustproof
- Frequency In Hertz
- 60.0 nominal
- Winding Quantity
- 1
- Coil Quantity
- 1
- Duty Type
- continuous
- Mounting Facility Type And Quantity
- unable to decode
- Nominal Thread Size
- 0.138 inches single mounting facility
- Mounting Facility Pattern
- in-line single mounting facility
- Nonpile-Up Main Contact Arrangement
- 3 pole, single throw, normally open, momentary action
- Operating Voltage Rating And Type At Specified Temp
- 120.0 volts ac 25 deg celsius single winding
- Main Contact Load Current Rating At Maximum Rated Voltage
- 25.0 amperes ac resistive load
- Main Contact Maximum Voltage Rating In Volts
- 250.0 ac
- Thread Series Designator
- unc single mounting facility
- Terminal Type And Quantity
- 4 pin all functions
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5945-01-084-0784 | No Name Available | 02/01/1984 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 020-894 | Electromagnetic Relay |
| 499-002-107 | Electromagnetic Relay |
| 636AS 148-1 | Electromagnetic Relay |
| 84-903 | Electromagnetic Relay |
| B4-903 | Electromagnetic Relay |
| E038703 | Electromagnetic Relay |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5945-00-059-2836?
Does the NSN 5945-00-059-2836 have a Schedule B code assigned?
Does NSN 5945-00-059-2836 require demilitarization?
Does NSN 5945-00-059-2836 contain precious materials?
Does NSN 5945-00-059-2836 contain hazardous materials?
When the NSN 5945-00-059-2836 was assigned to the Federal Catalog?
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