631-16978

View detailed technical data, stock status, and sourcing information for: 631-16978
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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

6625-00-679-5882

Item Name Code

16449

Assigment Date

01/01/1963 (63 years ago)

90 single indicator single range scale division quantity, 0.150 inches nominal mounting hole diameter, 3000.0 dielectric withstanding voltage in volts, ac circuit current for which designed, 2.000 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.

Circuit Current For Which Designed: ac
Dielectric Withstanding Voltage In Volts: 3000.0
Overall Length: 2.000 inches nominal
Mounting Hole Diameter: 0.150 inches nominal
Scale Division Quantity: 90 single indicator single range
Overall Diameter: 3.500 inches nominal
Environmental Protection: airtight and dust resistant and fungus resistant and heat resistant and humidity resistant and shock resistant and vibration resistant and water resistant
Mounting Bolt Circle Diameter: 3.160 inches nominal
Furnished Items And Quantity: nut 5; lockwasher 5; seal 1
Indicator Type: dial w/pointer
Installation Design: panel
Mounting Arrangement Style: three hole/stud bolt circle
Frequency Response Range: +0.060 to 1.000 kilohertz
Dial Scale Marking Color: black and red single indicator single range
Accuracy In Percent: -2.0 to 2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange: 1.200 inches nominal
Meter Body Diameter Behind Mounting Flange: 2.670 inches nominal
Movement Type: moving coil, permanent magnet
Background Color: white single indicator single range
Pointer Color: black single indicator single range
Power Source: external
Mounting Facility Type And Quantity: 3 screw and 3 unthreaded hole
Scale Graduation Type: linear single indicator single range
Measurement Range: +0.0 to 450.0 volts, ac single indicator single range
Features Provided: magnetic shield and zero adjuster
Movement Suspension Method: jewel pivot base
Circuit Attachment Method And Quantity: 2 threaded stud
Operating Voltage Rating In Volts: 450.0 ac nominal
Special Features: ruggedized; red line at 120 v,208 v,240 v,416 v
Special Markings: on back,sealed do not open
Material: steel
Nuclear Hardness Critical Feature: nonhardened
Surface Treatment: paint
Special Test Features: complies with mil-m-10304
Style Designator: round flush mtg
Fsc Application Data: test set,elect. equip.

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6625-00-633-6755	No Name Available	01/01/1963

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
47-250XR	Voltmeter
470-826	Voltmeter
47X250HSR0-450STYLE470-803	Voltmeter
631-16978	Voltmeter
JHP21-23	Voltmeter

FAQs

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

What is the FSCG of the NSN 6625-00-679-5882?

The FSCG of the NSN 6625-00-679-5882 is 6625

Does the NSN 6625-00-679-5882 have a Schedule B code assigned?

Yes, the Schedule B code is 9030908030

Does NSN 6625-00-679-5882 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 6625-00-679-5882 contain precious materials?

Item does not contain precious metal.

Does NSN 6625-00-679-5882 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 6625-00-679-5882 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963