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Tachometer Generator NSN 6680-01-331-4108

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 6680-01-331-4108 NSN: 6680-01-331-4108

Features and Characteristics

Overall Length
3.150 inches
Overall Width
5.3125 inches
Keyway Width
0.187 inches identical ends and 0.189 inches identical ends
Keyway Depth
0.090 inches identical ends and 0.099 inches identical ends
Shaft Diameter
1.000 inches identical ends and 2.390 inches identical ends
Current Type
Ac output
Rotor Speed Rating In Rpm
3641.0 single full load
Current Rating In Amps
0.240 single output
Connection Type And Voltage Rating In Volts
120.0 line to neutral single output
Shaft End Characteristic
A9 single style identical ends
Terminal Type And Quantity
3 wire lead
FSC
6680 Mechanical Motion Measuring Instruments Liquid Level Liquid And Gas Flow
NIIN
013314108
NSN
6680013314108

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5ATB33HA64
Cage Code:
03511
Status:
A
MSDS:
Part Number:
137R407
Cage Code:
03511
Status:
A
MSDS:
Part Number:
38-079
Cage Code:
91723
Status:
A
MSDS:
Part Number:
23-820 MODEL 38-820
Cage Code:
91723
Status:
A
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 6680-01-331-4108
What are the manufacturers of nsn 6680013314108?
Does this nsn 6680013314108 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6680013314108
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 6680013314108 contain any precious metals?
No precious metal content.
Does nsn 6680013314108 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 6680013314108?
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:
F
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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