#A1957 Audio Transformer | Coils And Transformers

A1957

Audio Frequency Transformer

NSN 5950-00-189-6619

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
001896619

Technical Specifications of NSN

Reliability Indicator:
Not established
Overall Length:
3.375 inches
Center To Center Distance Between Mounting Facilities Parallel To Length:
3.093 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
1.750 inches single mounting facility single center group
Overall Height:
4.093 inches
Mounting Hole Diameter:
0.149 inches single group and 0.155 inches single group
Transformer Function:
Output
Impedance Rating In Ohms:
36000.0 single component single primary
Impedance Rating In Ohms:
600.0 single component single secondary
Frequency Rating:
100.0 hertz single component and 5.0 kilohertz single component
Maximum Transformer Power Rating:
300.0 milliwatts single component
Primary To Secondary Turn Ratio:
7.84 to 1 single component
Winding Shielding Method:
Internal shield externally connected to secondary center tap single component
Body Length:
2.718 inches
Body Width:
2.312 inches
Body Height:
3.656 inches
Inclosure Type:
Fully enclosed
Mounting Facility Quantity:
4 single group
Mounting Method:
Flange single group and unthreaded hole single group
Winding Function And Quantity:
1 primary single component and 1 secondary single component
Winding Operating Current:
28.0 milliamperes dc single component single primary
Terminal Type And Quantity:
5 tab, solder lug
NSN:
5950-00-189-6619
Item Name:
Transformer,audio
Cage Code:
74042

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
51X110
Cage Code:
64648
RNCC:
3
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
51X110ISSUEC
Cage Code:
64648
RNCC:
3
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
A1957
Cage Code:
76410
RNCC:
5
RNVC:
9
RNAAC:
XX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Audio Frequency Transformers
------------ P/N A1957

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Last Updated: 07/18/2025