OM-4C-28D
View detailed technical data, stock status, and sourcing information for: OM-4C-28D
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An instrument which measures the ratio of electrical power with reference to a predetermined value and is calibrated in units of sound intensity, usually decibels. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. If other than audio frequency ranges, see meter, noise level.
2b single mounting facility thread class, 0.375 inches nominal single mounting facility center to center distance between mounting facilities parallel to length, 0.375 inches nominal single mounting facility center to center distance between mounting facilities parallel to width, 1.120 inches nominal overall length, 1.180 inches maximum overall height
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
- 1.120 inches nominal
- Center To Center Distance Between Mounting Facilities Parallel To Length
- 0.375 inches nominal single mounting facility
- Center To Center Distance Between Mounting Facilities Parallel To Width
- 0.375 inches nominal single mounting facility
- Overall Height
- 1.180 inches maximum
- Overall Width
- 0.680 inches nominal
- Winding Quantity
- 1
- Coil Quantity
- 1
- Winding Dc Resistance Rating
- 300.0 ohms nominal single winding
- Duty Type
- continuous
- Mounting Facility Type And Quantity
- unable to decode
- Pile-Up Main Contact Form Arrangement
- 4c
- Nominal Thread Size
- 0.112 inches single mounting facility
- Mounting Facility Pattern
- rectangular single mounting facility
- Operating Voltage Rating And Type At Specified Temp
- 28.0 volts dc 25 deg celsius single winding
- Main Contact Load Current Rating At Maximum Rated Voltage
- 3.0 amperes ac and 3.0 amperes dc resistive load
- Main Contact Maximum Voltage Rating In Volts
- 115.0 ac and 30.0 dc
- Thread Series Designator
- unc single mounting facility
- Terminal Type And Quantity
- 14 pin all functions
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5945-00-754-9497 | No Name Available | 01/01/1960 |
| 5945-00-800-4916 | No Name Available | 01/01/1960 |
| 5945-00-812-2436 | No Name Available | 12/24/1967 |
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 |
|---|---|
| 142-3746 | Electromagnetic Relay |
| 972-1335-00 | Electromagnetic Relay |
| A8698 | Electromagnetic Relay |
| MG-1165-2 | Electromagnetic Relay |
| OM-4C-28D | Electromagnetic Relay |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5945-00-679-9457?
Does the NSN 5945-00-679-9457 have a Schedule B code assigned?
Does NSN 5945-00-679-9457 require demilitarization?
Does NSN 5945-00-679-9457 contain precious materials?
Does NSN 5945-00-679-9457 contain hazardous materials?
When the NSN 5945-00-679-9457 was assigned to the Federal Catalog?
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