#637-005 Microphone Transformer | Coils And Transformers

637-005

Audio Frequency Transformer

NSN 5950-00-856-7276

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008567276

Detail Specifications

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
1.560 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
Impedance Rating In Ohms:
500.0 single component 2nd secondary
Impedance Rating In Ohms:
500.0 single component single primary
Impedance Rating In Ohms:
125.0 single component 1st secondary
Frequency Rating:
40.0 hertz single component and 20.0 kilohertz single component
Maximum Transformer Power Rating:
1.0 watts single component
Winding Shielding Method:
Internal shield grounded to inclosure single component
Body Length:
1.500 inches
Body Width:
1.500 inches
Body Height:
2.000 inches
Inclosure Type:
Hermetically sealed
Mounting Facility Quantity:
4 single group
Mounting Method:
Threaded hole single group
Winding Function And Quantity:
1 primary single component and 2 secondary single component
Thready Qty Per Inch (tpi):
40 single group
Thread Size:
0.112 inches single group
Winding Operating Current:
20.0 milliamperes dc single component single primary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
7 tab, solder lug
NSN:
5950-00-856-7276
Item Name:
Microphone Transformer
Cage Code:
13848

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
A22
Cage Code:
1L8V1
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
125336
Cage Code:
14028
RNCC:
5
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
A22
Cage Code:
53342
RNCC:
5
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
560-084
Cage Code:
92739
RNCC:
5
RNVC:
9
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
A22
Cage Code:
80223
RNCC:
5
RNVC:
9
RNAAC:
XX
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 637-005

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Last Updated: 07/25/2025