Part Number 121D557

Direct Current Motor

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
121d557
Demil:
No
Shelf Life:
UOM:
NIIN:
005482016
NSN
National Stock Number:
6105-00-548-2016 6105005482016
TXT
Description:
Direct Current Motor
INC
INC
Item Name Code:
16350
MRC:
The distance measured in a straight line from the bottom to the top of an item.AAJT
Overall Height:
16.062 inches
MRC:
A measurement of the longest dimension of an item,in distinction from width.AAJU
Overall Length:
25.875 inches
MRC:
An overall measurement taken at right angles to the length of an item,in distinction from thickness.AAJV
Overall Width:
18.812 inches
MRC:
A measurement taken at right angles to the length of a keyway,in distinction from thickness.ABRR
Keyway Width:
0.2500 inches single end
MRC:
A measurement from the top surface to the bottom of the keyway groove.ABRV
Keyway Depth:
0.1250 inches single end
MRC:
The length of a straight line which passes through the center of a shaft,and terminates at the circumference.ABWV
Shaft Diameter:
1.2500 inches single end
MRC:
A measurement of the longest dimension of a keyway,in distinction from width.AFYS
Keyway Length:
2.7500 inches single end
MRC:
The direction of rotation of a rotating shaft as viewed from the drive end.AKCT
Shaft Rotation Direction:
Clockwise single end or counterclockwise single end
MRC:
The working period under which the item was designed to operate.AKPS
Duty Cycle:
Continuous
MRC:
An indication of the feature/s/ of the inclosure.ANPZ
Inclosure Feature:
Dripproof protected-15 deg
MRC:
Indicates the specific arrangement in which wire is wound on a form or is formed by winding.AXCP
Winding Type:
Shunt wound w/commutating poles
MRC:
The means of attaching the item.AXGY
Mounting Method:
Fixed base
MRC:
Indicates the type and number of facilities by which the item is mounted.AXHR
Mounting Facility Type And Quantity:
4 unthreaded hole
MRC:
The means of cooling used to maintain the required operating temperature of the item.BFMF
Cooling Method:
Natural convection ventilated
MRC:
The means by which the current is rated.BKPB
Current Rating Method:
Load
MRC:
The government or industrial specification or standard that defines the inclosure feature.BKPQ
Inclosure Specificationification:
Mil-std-108
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Vertical mounting position
MRC:
A designation indicating the frame size by which the item is identified.CNMM
Frame Size Designation:
284
MRC:
The amount of electrical energy that can be dissipated.CNXS
Power Rating:
7.5000 horsepower output
MRC:
A measurement of the longest dimension of the shaft projection of an item,in distinction from width.CWCS
Length Of Shaft From Housing:
4.062 inches single end
MRC:
The distance between the center of the shaft to the mounting surface.CWDM
Shaft Center To Mounting Surface Distance:
7.000 inches single end
MRC:
The nominal center to center distance between the mounting facilities parallel to the length.CWDT
Center To Center Distance Between Mounting Facilities Parallel To Length:
9.500 inches
MRC:
The temperature at which the item is designed to operate.CWDY
Tempurature Rating:
40.0 ambient degrees celsius and 50.0 operating degrees celsius
MRC:
The speed rating of a rotor,expressed in revolutions per minute.CWFX
Rotor Speed Rating In Rpm:
1750.0 single full load
MRC:
The nominal center to center distance between the mounting facilities parallel to the width.CWFY
Center To Center Distance Between Mounting Facilities Parallel To Width:
11.000 inches
MRC:
The amount of current for which an item is rated,expressed in amperes.CWGL
Current Rating In Amps:
56.800 single input
MRC:
Indicates the type of connection,rating sequence,and voltage rating at which the item is designed to operate,expressed in volts.CWGQ
Connection Type And Voltage Rating In Volts:
115.0 line to neutral single input
MRC:
An indication of the characteristic(s) of the shaft end.CWHZ
Shaft End Characteristic:
A9 single style single end
MRC:
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
81349-mil-m-17513 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

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