#257700 Audio Transformer | Coils And Transformers

257700

Audio Frequency Transformer

NSN 5950-00-851-1922

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008511922

Product Technical Spec.

Reliability Indicator:
Not established
Overall Height:
2.750 inches
Impedance Rating In Ohms:
10000.0 single component single primary
Impedance Rating In Ohms:
90000.0 single component single secondary
Frequency Rating:
40.0 hertz single component and 30.0 kilohertz single component
Maximum Transformer Power Rating:
50.0 milliwatts single component
Primary To Secondary Turn Ratio:
1 to 3 single component
Body Length:
1.625 inches
Body Width:
1.625 inches
Body Height:
2.375 inches
Distance Between Mounting Facility Centers:
1.688 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 Operating Current:
1.0 milliamperes dc single component single primary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
5 tab, solder lug
NSN:
5950-00-851-1922
Item Name:
Audio Transformer
Cage Code:
1PQF4

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
J47
Cage Code:
26522
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
C9291
Cage Code:
72149
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
JNB1
Cage Code:
90095
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
257700
Cage Code:
36378
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Pricing & Availability

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Audio Frequency Transformers
------------ P/N 257700

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Last Updated: 08/05/2025