#B521221 Stepdown Transformer | Coils And Transformers

B521221

Current Transformer

NSN 5950-00-993-1983

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
009931983

Product Features

Primary rated but not included

Product Technical Spec.

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
3.500 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
3.500 inches single mounting facility single center group
Mounting Hole Diameter:
0.406 inches single group
Frequency Rating:
25.0 hertz single component and 400.0 hertz single component
Input-output Phase Relationship:
Single phase to single phase single component
Body Length:
4.500 inches
Body Width:
2.141 inches
Body Height:
4.500 inches
Inclosure Type:
Open
Mounting Facility Quantity:
4 single group
Mounting Method:
Unthreaded hole single group
Winding Function And Quantity:
1 secondary single component
Winding Operating Voltage:
12.50 ac pounds per hour wet single component single secondary
Winding Operating Voltage:
12.50 ac pounds per hour wet single component single primary
Terminal Type And Quantity:
2 screw
NSN:
5950-00-993-1983
Item Name:
Transformer,stepdown
Cage Code:
93742

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
26727B52-1221
Cage Code:
93742
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
7LM-521-001
Cage Code:
12670
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
7LM520 1-33
Cage Code:
98749
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
7LM520-1.33
Cage Code:
51647
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Current Transformers
------------ P/N B521221

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Last Updated: 07/26/2025