6680-00-856-5868

Find complete technical information, availability, and procurement data for: 6680-00-856-5868
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6680 Mechanical Motion Measuring Instruments, Liquid Level and Liquid and Gas Flow

National Stock Number

6680-00-856-5868

Item Name Code

20241

Assigment Date

01/01/1962 (64 years ago)

A generator consisting of a series of mounted coils surrounding a rotating permanent magnet or a permanent magnet and a rotating armature. The voltage output is directly proportional to the speed of rotation of the shaft. When used with an associated indicator, transmits such data as revolutions per minute, speed of travel, and the like. May also be used in servomechanism loops as a system stabilizer. Excludes:rotary inverters, rotary converters, motor generators, dynamotors, generator sets, synchros, frequency or phase changers, and engine accessory generators.

5.687 inches overall length, 4.469 inches overall width, 4.344 inches overall height, pad mounting method, 4 threaded hole mounting facility type and quantity

Product Characteristics

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

Overall Height: 4.344 inches
Overall Length: 5.687 inches
Overall Width: 4.469 inches
Mounting Method: pad
Mounting Facility Type And Quantity: 4 threaded hole
Calibration Speed In Rpm: 100.0
Calibration Voltage Output Type In Volts: 1.0 ac
Features Provided: horizontal mounting position and vertical mounting position
Length Of Shaft From Housing: 1.531 inches single end
Rotor Speed Rating In Rpm: 20.0 low full load and 12000.0 high full load
Nominal Center To Center Distance Between Mounting Facilities Parallel To Width: 2.000 inches
Nominal Center To Center Distance Between Mounting Facilities Parallel To Height: 2.000 inches
Shaft End Characteristic: a5 single style single end
Terminal Type And Quantity: 1 receptacle

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
C320-240	Tachometer Generator

FAQs

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

What is the FSCG of the NSN 6680-00-856-5868?

The FSCG of the NSN 6680-00-856-5868 is 6680

Does the NSN 6680-00-856-5868 have a Schedule B code assigned?

Yes, the Schedule B code is 9029205000

Does NSN 6680-00-856-5868 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 6680-00-856-5868 contain precious materials?

Precious metal content is unknown

Does NSN 6680-00-856-5868 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 6680-00-856-5868 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962