Model: TD-1921

Power Transformer

Special Features:

Weapon system essential

Properties:

Reliability Indicator
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length
1.960 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
1.640 inches single mounting facility single center group
Frequency Rating
400.0 hertz single component
Input-output Phase Relationship
Three phase to three phase single component
Transformer Winding Connection Type
Wye-wye
Body Length
3.550 inches
Body Width
2.100 inches
Body Height
2.950 inches
End Application
593/7; helicopter: ch-53 a/d/e, sof/hh-53h pave low, super jolly h-53; fms-a7 aircraft
Inclosure Type
Fully enclosed
Mounting Facility Quantity
4 single group
Mounting Method
Threaded hole 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 Operating Current
64.0 milliamperes ac single component single secondary
Criticality Code Justification
Feat
Winding Operating Voltage
1.42 ac kilovolts single component single secondary
Winding Operating Voltage
115.00 ac volts single component single primary
Thread Series Designator
Unc single group
Terminal Type And Quantity
9 tab, solder lug
NSN
5950-00-102-4545
Part Number
TD-1921
Description
Transformer,power
CAGE
04799

Part TD-1921 NSN 5950-00-102-4545

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:
EH
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
2.5000lbs
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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