Model: 74-1456

Power Transformer

Properties:

Reliability Indicator
Not establishednot established
Center To Center Distance Between Mounting Facilities Parallel To Length
3.125 inches single mounting facility single center group3.125 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
2.625 inches single mounting facility single center group2.625 inches single mounting facility single center group
Frequency Rating
60.0 hertz single component60.0 hertz single component
Input-output Phase Relationship
Single phase to single phase single componentsingle phase to single phase single component
Winding Shielding Method
Internal shield grounded to inclosure single componentinternal shield grounded to inclosure single component
Body Length
3.938 inches 3.938 inches
Body Width
3.938 inches 3.938 inches
Body Height
5.000 inches 5.000 inches
Inclosure Type
Hermetically sealedhermetically sealed
Mounting Facility Quantity
4 single group4 single group
Mounting Method
Threaded stud single groupthreaded stud single group
Winding Function And Quantity
1 primary single component and 1 primary single component and 2 secondary single component2 secondary single component
Thready Qty Per Inch (tpi)
20 single group20 single group
Thread Size
0.250 inches single group0.250 inches single group
Winding Operating Current
13.6 amperes ac single component 1st secondary
Winding Operating Current
2.5 amperes ac single component 2nd secondary
Winding Operating Voltage
115.00 ac volts single component single primary and 123.00 ac volts single component single primary
Winding Operating Voltage
6.50 ac volts single component 1st secondary
Winding Operating Voltage
6.50 ac volts single component 2nd secondary and 6.66 ac volts single component 2nd secondary and 6.82 ac volts single component 2nd secondary and 6.98 ac volts single component 2nd secondary and 7.15 ac volts single component 2nd secondary
Thread Series Designator
Unc single group
Terminal Type And Quantity
12 standoff, threaded stud
NSN
5950-00-257-3213
Part Number
74-1456
Description
Transformer,power
CAGE
49956

Part 74-1456 NSN 5950-00-257-3213

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:
--
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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