Model: 638-251

Power Transformer

Properties:

Reliability Indicator
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length
6.875 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
3.875 inches single mounting facility single center group
Mounting Slot Width
0.125 inches single group
Frequency Rating
60.0 hertz single component
Input-output Phase Relationship
Single phase to single phase single component
Body Length
6.375 inches
Body Width
4.875 inches
Body Height
4.688 inches
Inclosure Type
Fully enclosed
Mounting Facility Quantity
4 single group
Mounting Method
Slot single group
Winding Function And Quantity
1 primary single component and 1 secondary single component
Winding Operating Current
23.0 milliamperes ac single component single secondary
Winding Operating Voltage
10.00 ac minor wet single component single secondary
Winding Operating Voltage
115.00 ac pounds per hour wet single component single primary
Terminal Type And Quantity
2 wire lead and 2 binding post
NSN
5950-00-251-1678
Part Number
638-251
Description
Transformer,power
CAGE
75138

Part 638-251 NSN 5950-00-251-1678

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:
5.0000lbs
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:
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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