0S-257A/UR

View detailed technical data, stock status, and sourcing information for: 0S-257A/UR
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6625 Electrical and Electronic Properties Measuring and Testing Instruments

National Stock Number

6625-01-118-7185

Item Name Code

00357

Assigment Date

09/09/1981 (44 years ago)

ac current type, 17.250 inches nominal overall length, 7.625 inches nominal overall height, 12.500 inches nominal overall width, 0.36 and 0.18 direct current rating in amps

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 17.250 inches nominal
Overall Height: 7.625 inches nominal
Overall Width: 12.500 inches nominal
Current Type: ac
Direct Current Rating In Amps: 0.36 and 0.18
Frequency Rating: 45.0 hertz nominal and 440.0 hertz nominal
Voltage Rating: 115.0 volts nominal and 230.0 volts nominal
Beam Quantity: 1
Graduation Interval: graduated in v/cm on y axis and time/cm on x axis
Mounting Method: rack
Accuracy Range In Percent: -2.0 to 2.0
Screen Size: 8 by 10 centimeters
Sweep Circuit Type: horizontal
Sweep Frequency Range: +0.0 to 20.0 megahertz
Single Trigger Sweep Duration: 0.050 seconds minimum and 2.5 seconds maximum
Trigger Sweep Voltage Amplitude Rating: 300.0 megavolts nominal
Vertical Deflection Sensitivity Voltage Rating: 0.005 volts minimum rms per centimeter and 20.0 volts maximum rms per centimeter
Horizontal Deflection Sensitivity Voltage Rating: 15.0 volts nominal rms per centimeter
Visual Modulation Sensitivity Voltage Rating: 2.0 volts nominal
Visual Blanking Sensitivity Voltage Rating: 60.0 volts nominal
Direct Connection Vertical Deflection Sensitivity Voltage Rating: 7.0 volts nominal rms per inch
Direct Connection Horizontal Deflection Sensitivity Voltage Rating: 15.0 volts nominal rms per inch
X-Axis Frequency Response Rating: 2.0 hertz minimum and 5000.0 hertz maximum
Y-Axis Frequency Response Rating: 0.0 megahertz minimum and 15.0 megahertz maximum
Z-Axis Frequency Response Rating: 500.0 hertz minimum and 0.500000 hertz maximum
X-Axis Input Impedance Rating: 10000.0 ohms nominal
Y-Axis Input Impedance Rating: 1.0 megohms nominal
Z-Axis Input Impedance Rating: 1.0 megohms nominal
Amplitude Calibrating Voltage Waveform: square wave
Calibrating Peak To Peak Amplitude: 1.0 volts nominal
Measurement Range Quantity: 1
Phase: single

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
0S-257A/UR	Oscilloscope

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6625-01-118-7185?

The FSCG of the NSN 6625-01-118-7185 is 6625

Does the NSN 6625-01-118-7185 have a Schedule B code assigned?

Yes, the Schedule B code is 9030908030

Does NSN 6625-01-118-7185 require demilitarization?

Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).

Does NSN 6625-01-118-7185 contain precious materials?

Precious metal content is unknown

Does NSN 6625-01-118-7185 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 6625-01-118-7185 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Wed, Sep 9, 1981