#M4021-1 Microphone Transformer | Coils And Transformers

M4021-1

Audio Frequency Transformer

NSN 5950-00-652-6493

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
006526493

Detail Specifications

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
1.156 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
1.156 inches single mounting facility single center group
Overall Height:
Between 2.094 inches and 2.281 inches
Transformer Function:
Input
Impedance Rating In Ohms:
50.0 single component single primary
Impedance Rating In Ohms:
600.0 single component single secondary
Frequency Rating:
250.0 hertz single component and 4.0 kilohertz single component
Maximum Transformer Power Rating:
15.0 decibels single component
Primary To Secondary Turn Ratio:
1 to 3-1/10 single component
Winding Shielding Method:
Internal shield grounded to core and brought out to terminal single component
Body Length:
Between 1.438 inches and 1.500 inches
Body Width:
Between 1.438 inches and 1.500 inches
Body Height:
Between 1.875 inches and 2.000 inches
Inclosure Type:
Hermetically sealed
Mounting Facility Quantity:
4 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:
50.0 milliamperes dc single component single secondary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
6 tab, solder lug
NSN:
5950-00-652-6493
Item Name:
Microphone Transformer
Cage Code:
54764

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
100140
Cage Code:
98664
RNCC:
3
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
67022730
Cage Code:
80023
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
S2273
Cage Code:
80023
RNCC:
5
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
MA4016-23
Cage Code:
54764
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Audio Frequency Transformers
------------ P/N M4021-1

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Last Updated: 08/10/2025