637-16750
View detailed technical data, stock status, and sourcing information for: 637-16750
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An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. Excludes: counter electronic digital.
0.143 inches minimum and 0.157 inches maximum mounting hole diameter, 2.060 inches nominal overall length, 0.375 inches minimum and 0.625 inches maximum mounting stud length, dc circuit current for which designed, 3.510 inches nominal overall diameter
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Circuit Current For Which Designed
- dc
- Overall Length
- 2.060 inches nominal
- Mounting Hole Diameter
- 0.143 inches minimum and 0.157 inches maximum
- Mounting Stud Length
- 0.375 inches minimum and 0.625 inches maximum
- Overall Diameter
- 3.510 inches nominal
- Mounting Bolt Circle Diameter
- 3.160 inches nominal
- Indicator Type
- dial w/pointer
- Installation Design
- panel
- Mounting Arrangement Style
- three hole/stud bolt circle
- Dial Scale Marking Color
- black single indicator single range
- Meter Depth Behind Mounting Flange
- 1.660 inches nominal
- Meter Body Diameter Behind Mounting Flange
- 2.800 inches nominal
- Background Color
- white single indicator single range
- Mounting Facility Type And Quantity
- 3 unthreaded hole
- Measurement Range
- +0.0 to 133.0 volts, ac single indicator 1st range
- Measurement Range
- +0.0 to 160.0 volts, ac single indicator 2nd range
- Scale Selection Method
- terminal
- Features Provided
- zero adjuster
- Circuit Attachment Method And Quantity
- 2 threaded stud
- Special Features
- terminal no. 1/4-28 in. thd 0.620 in. lg
- Special Markings
- percent rated current,double width red line at 0.75 amps for 60 hzscale,double width blue line at 0.625 amps for 50 hz scale
- Nuclear Hardness Critical Feature
- hardened
- Style Designator
- round flush mtg
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 |
|---|---|
| 04306-3004 | Electrical Frequency Meter |
| 267842 | Electrical Frequency Meter |
| 35.7002 | Electrical Frequency Meter |
| 637-16750 | Electrical Frequency Meter |
| 66250048066 | Electrical Frequency Meter |
| 69-597 | Electrical Frequency Meter |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 6625-00-004-8066?
Does the NSN 6625-00-004-8066 have a Schedule B code assigned?
Does NSN 6625-00-004-8066 require demilitarization?
Does NSN 6625-00-004-8066 contain precious materials?
Does NSN 6625-00-004-8066 contain hazardous materials?
When the NSN 6625-00-004-8066 was assigned to the Federal Catalog?
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