M0DEL921

View detailed technical data, stock status, and sourcing information for: M0DEL921
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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

6625-00-479-3658

Item Name Code

16449

Assigment Date

02/04/1970 (56 years ago)

6.880 inches nominal overall height, dc circuit current for which designed, 6.375 inches nominal center to center distance between mounting facilities parallel to width, 6.125 inches nominal center to center distance between mounting facilities parallel to length, 6.690 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: dc
Overall Length: 6.690 inches nominal
Center To Center Distance Between Mounting Facilities Parallel To Length: 6.125 inches nominal
Center To Center Distance Between Mounting Facilities Parallel To Width: 6.375 inches nominal
Overall Height: 6.880 inches nominal
Overall Width: 6.630 inches nominal
Scale Division Quantity: 30 single indicator single range
Mounting Stud Length: 0.760 inches nominal
Furnished Items And Quantity: mtg hdw 4; term. hdw 2
Indicator Type: dial w/pointer
Installation Design: panel
Mounting Arrangement Style: four hole/stud rectangular/square
Sensitivity Rating: 20000.0 ohms per volt
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: 3.850 inches nominal
Meter Body Width Behind Mounting Flange: 5.750 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: 4 threaded stud
Scale Graduation Type: linear single indicator single range
Measurement Range: +0.0 to 75.0 volts, dc single indicator single range
Mounting Stud Diameter: 0.164 inches nominal
Meter Body Height Behind Mounting Flange: 6.000 inches nominal
Features Provided: knife edge pointer and self-illumination facility and temperature compensator and zero adjuster
Movement Suspension Method: jewel pivot base
Circuit Attachment Method And Quantity: 12 threaded stud
Special Features: ruggedized
Material: steel
Nuclear Hardness Critical Feature: nonhardened
Style Designator: rectangular semi-flush mtg
Supplementary Features: frequency compensation: 25 to 125 hz; on single range ammeter,voltmeter and speed indicating instruments only studs five and six are used for circuit attachment
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
6625-00-643-0621	No Name Available	11/01/1990

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
123405CHANGEC	Voltmeter
9210T075VDC	Voltmeter
921T075VDC	Voltmeter
G300184-1	Voltmeter
M0DEL921	Voltmeter
S43912	Voltmeter

FAQs

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

What is the FSCG of the NSN 6625-00-479-3658?

The FSCG of the NSN 6625-00-479-3658 is 6625

Does the NSN 6625-00-479-3658 have a Schedule B code assigned?

Yes, the Schedule B code is 9030908030

Does NSN 6625-00-479-3658 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 6625-00-479-3658 contain precious materials?

Item does not contain precious metal.

Does NSN 6625-00-479-3658 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 6625-00-479-3658 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Feb 4, 1970