Tachometer Generator NSN 6680-00-225-2337

Item Description

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.

NSN: 6680-00-225-2337

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Features and Characteristics

Overall Length

2.807 inches

Electrical Resistance

325.0 ohms

Shaft Diameter

0.1865 inches single end

Shaft Rotation Direction

Clockwise single end

Mounting Method

Face

Mounting Facility Type And Quantity

3 threaded hole

Excitor Type

Self-excited

Calibration Speed In Rpm

1000.0

Calibration Voltage Output Type In Volts

7.0 dc

Features Provided

Horizontal mounting position and vertical mounting position

Length Of Shaft From Housing

0.507 inches single end

Mounting Facility Circle Diameter

0.875 inches

Connection Type And Voltage Rating In Volts

7.0 line to neutral single output

Shaft End Characteristic

A1 single style single end

Terminal Type And Quantity

2 wire lead

FSC

6680 Mechanical Motion Measuring Instruments Liquid Level Liquid And Gas Flow

NIIN

002252337

NSN

6680002252337

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

SA796A2

Cage Code:

83555

Status:

MSDS:

Part Number:

208856-1

Cage Code:

19790

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 9029205000
NAICS: 334514
SITC: 87325
Description: Speedometers and tachometers, not for use in civil aircraft
End Use (Code 30230):
Other parts and accessories of vehicles

Q & A

Frequently asked questions for NSN 6680-00-225-2337

What are the manufacturers of nsn 6680002252337?

Does this nsn 6680002252337 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6680002252337
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.

Does nsn 6680002252337 contain any precious metals?
No precious metal content.

Does nsn 6680002252337 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6680002252337?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

20241

FIIG:

A271A0

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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