Model: 18-55-74

Motor-tachometer Generator

Properties:

Overall Height
1.750 inches
Iiilength
4.042 inches
Overall Width
1.750 inches
Spline Quantity
15 single end
Shaft Diameter
0.1770 inches single end
Current Type
Ac input
Inclosure Feature
General purpose
Spline Length
0.5480 inches 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
3.0 ac
Torque Rating And Type
2.7 inch-ounces stalled
Inclosure Specificationification
Commercial
Control Field Voltage Type And Rating In Volts
57.5 ac
Length Of Shaft From Housing
0.548 inches single end
Tempurature Rating
-54.0 operating degrees celsius and 85.0 operating degrees celsius
Mounting Facility Circle Diameter
1.250 inches
Rotor Speed Rating In Rpm
8400.0 single no load
Current Rating In Amps
0.238 single input
Connection Type And Voltage Rating In Volts
115.0 line to neutral single input
Shaft End Characteristic
A14 single style single end
Phase
Single input
Frequency In Hertz
400.0 output
Terminal Type And Quantity
10 wire lead
NSN
6105-00-782-6896
Part Number
18-55-74
Description
Motor-tachometer Generator
CAGE
67245

An item which is an electrical rotating machine combining both control motor and tachometer generator action. The control motor and tachometer generator may be contained in the same or separate housings. It is designed for servo application where instant response to input signal is essential. It is generally used in circuits where the output potential from the tachometer generator is fed back to prevent excessive oscillation and for assuring high stability in a servo loop. Excludes dynamotor; and motor-generator.

Part 18-55-74 NSN 6105-00-782-6896

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
28454
FIIG:
A271A0
Concept No.:
App. Key:
P
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:
A
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062120
UFC:
34760
LTL:
77.5
LCL:
--
WCC:
593
TCC:
Z
SHC:
Z
ACC:
Instruments/Radio

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Phone: +1 470-231-0824
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Schedule B and Export
  • Schedule B: 8412809000
  • SITC: 71893
  • End Use: Industrial engines
  • NAICS: 333618
  • USDA: 1

Freight Class: Engines and motors, nesoi

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