Model: 139D652REV1

Tachometer Generator

Properties:

Overall Height
2.500 inches
Overall Length
4.250 inches
Overall Width
2.250 inches
Electrical Resistance
385.0 ohms
Shaft Diameter
0.2188 inches single end
Shaft Rotation Direction
Clockwise single end
Mounting Method
Fixed base
Mounting Facility Type And Quantity
2 threaded hole
Accuracy Range In Percent
-15.0/+15.0
Calibration Speed In Rpm
1000.0
Calibration Voltage Output Type In Volts
45.0 dc
Features Provided
Horizontal mounting position and vertical mounting position
Length Of Shaft From Housing
0.250 inches single end
Center To Center Distance Between Mounting Facilities Parallel To Length
0.750 inches
Rotor Speed Rating In Rpm
3600.0 single full load
Center To Center Distance Between Mounting Facilities Parallel To Width
0.750 inches
Connection Type And Voltage Rating In Volts
85.0 line to neutral single output
Shaft End Characteristic
A1 single style single end
NSN
6680-00-295-2186
Part Number
139D652REV1
Description
Generator,tachometer
CAGE
24446

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 139D652REV1 NSN 6680-00-295-2186

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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Hours: 08:00-18:00 Eastern Standard Time
Phone: +1 470-231-0824
Email: Contact Form »
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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