Q74120-1

View detailed technical data, stock status, and sourcing information for: Q74120-1
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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

6625-00-553-7624

Item Name Code

16450

Assigment Date

01/01/1961 (65 years ago)

dc circuit current for which designed, 50 single indicator single range scale division quantity, 4.562 inches nominal overall diameter, 4.125 inches nominal mounting bolt circle diameter, 0.172 inches nominal mounting hole 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
Mounting Hole Diameter: 0.172 inches nominal
Scale Division Quantity: 50 single indicator single range
Overall Diameter: 4.562 inches nominal
Mounting Bolt Circle Diameter: 4.125 inches nominal
Installation Design: panel
Mounting Arrangement Style: three hole/stud bolt circle
Sensitivity Rating: 40.0 millivolts
Dial Scale Marking Color: black single indicator single range
Accuracy In Percent: -1.0 to 1.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange: 1.578 inches nominal
Meter Body Diameter Behind Mounting Flange: 3.760 inches nominal
Movement Type: moving coil, permanent magnet
Background Color: white single indicator single range
Mounting Facility Type And Quantity: 3 unthreaded hole
Measurement Range: +0.0 to 100.0 microamperes, dc single indicator single range
Movement Suspension Method: jewel pivot base
Circuit Attachment Method And Quantity: 2 threaded stud
Material: plastic
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
Q74120-1	Ammeter

FAQs

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

What is the FSCG of the NSN 6625-00-553-7624?

The FSCG of the NSN 6625-00-553-7624 is 6625

Does the NSN 6625-00-553-7624 have a Schedule B code assigned?

Yes, the Schedule B code is 9030908030

Does NSN 6625-00-553-7624 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 6625-00-553-7624 contain precious materials?

Precious metal content is unknown

Does NSN 6625-00-553-7624 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 6625-00-553-7624 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961