Model: 743504-1

Tachometer Generator

Properties:

Overall Height
2.500 inches
Overall Length
3.750 inches
Overall Width
2.500 inches
Electrical Resistance
2.0 kilohms
Shaft Diameter
0.1875 inches single end
Current Type
Dc output
Shaft Rotation Direction
Clockwise single end
Mounting Method
Face
Mounting Facility Type And Quantity
4 threaded hole
Calibration Speed In Rpm
1000.0
Calibration Voltage Output Type In Volts
16.0 dc
Features Provided
Vertical mounting position and horizontal mounting position
Length Of Shaft From Housing
0.625 inches single end
Mounting Facility Circle Diameter
1.625 inches
Rotor Speed Rating In Rpm
1000.0 low full load and 4000.0 high full load
Current Rating In Amps
0.100 single output
Shaft End Characteristic
A1 single style single end
Terminal Type And Quantity
2 wire lead
NSN
6680-00-527-8415
Part Number
743504-1
Description
Generator,tachometer
CAGE
21921

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.

Part 743504-1 NSN 6680-00-527-8415

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
20241
FIIG:
A271A0
Concept No.:
1
App. Key:
F
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062120
UFC:
34760
LTL:
RATING VARIABLE
LCL:
70.0
WCC:
590
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9029205000
  • SITC: 87325
  • End Use: Other parts and accessories of vehicles
  • NAICS: 334514
  • USDA: 1

Freight Class: Speedometers and tachometers, not for use in civil aircraft

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