Model: A-254-56

Alternating Current Motor

Special Features:

Shaft end second style 0.688 in. Dia; shaft end third style 0.875 in. Dia

Properties:

Thread Class
3a single end
Thread Direction
Right-hand single end
Overall Height
15.000 inches
Overall Length
25.750 inches
Overall Width
16.312 inches
Thread Length
0.625 inches single end
Keyway Width
0.188 inches single end
Keyway Depth
0.094 inches single end
Shaft Diameter
0.500 inches single end
Keyway Length
1.312 inches single end
Shaft Rotation Direction
Counterclockwise single end
Duty Cycle
Continuous
Inclosure Feature
Totally enclosed
Winding Type
Induction-squirrel cage
Mounting Method
Fixed base
Mounting Facility Type And Quantity
4 unthreaded hole
Cooling Method
Fan cooled
Current Rating Method
Load
Torque Rating And Type
11.2 foot-pounds running
Inclosure Specificationification
Nema
Features Provided
Horizontal mounting position
Frame Size Designation
254cn
Power Rating
7.500 horsepower output
Thread Size
0.500 inches single end
Length Of Shaft From Housing
5.937 inches single end
Shaft Center To Mounting Surface Distance
6.250 inches single end
Center To Center Distance Between Mounting Facilities Parallel To Length
8.250 inches
Tempurature Rating
50.0 ambient degrees celsius
Rotor Speed Rating In Rpm
3600.0 single no load and 3450.0 single full load
Center To Center Distance Between Mounting Facilities Parallel To Width
10.000 inches
Current Rating In Amps
8.900 single input
Connection Type And Voltage Rating In Volts
440.0 line to neutral single input
Shaft End Characteristic
A2 first style and a9 second style and a1 third style single end
Phase
Three input
Frequency In Hertz
60.0 input
Thread Series Designator
Unc single end
Terminal Type And Quantity
3 solderless lug
NSN
6105-01-213-6218
Part Number
A-254-56
Description
Motor,alternating Current
CAGE
51802

A motor which is designed for operation from an alternating current source. See also motor, control.

Part A-254-56 NSN 6105-01-213-6218

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00530
FIIG:
A271A0
Concept No.:
1
App. Key:
H
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:
350.0000lbs
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:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8501524000
  • SITC: 71631
  • End Use: Generators, accessories
  • NAICS: 335312
  • USDA: 1

Freight Class: Ac motors, multi-phase, exceeding 750 w but not exceeding 14.92 kw

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