Model: 4557A

Power Transformer
Description:

2.968 inches overall height, 60.0 hertz single component frequency rating, single phase to single phase single component input-output phase relationship.

Properties:

Reliability Indicator
Not established
Overall Height
2.968 inches
Frequency Rating
60.0 hertz single component
Input-output Phase Relationship
Single phase to single phase single component
Body Length
Between 1.437 inches and 1.562 inches
Body Width
Between 1.437 inches and 1.562 inches
Body Height
Between 1.937 inches and 2.125 inches
Distance Between Mounting Facility Centers
1.250 inches single mounting facility single center group
Inclosure Type
Hermetically sealed
Mounting Facility Quantity
2 single group
Mounting Method
Threaded stud single group
Winding Function And Quantity
1 primary single component and 1 secondary single component
Thready Qty Per Inch (tpi)
32 single group
Thread Size
0.138 inches single group
Winding Power Rating
750.0 milliwatts single component single secondary
Winding Operating Voltage
100.00 ac volts single component single primary
Winding Operating Voltage
165.00 ac volts single component single secondary
Thread Series Designator
Unc single group
Terminal Type And Quantity
4 standoff, solder lug
NSN
5950-00-023-1910
Part Number
4557A
Description
Transformer,power
CAGE
21811

Part 4557A NSN 5950-00-023-1910

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32496
FIIG:
A058B0
Concept No.:
1
App. Key:
J
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
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:
0.2000lbs
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:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063420
UFC:
35355
LTL:
RATING VARIABLE
LCL:
--
WCC:
595
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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