#9T31Y111 Audio Transformer 11.0 kilohertz single component frequency rating

9T31Y111

Audio Frequency Transformer

NSN 5950-00-020-8928

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000208928
Description

1.810 inches overall length, 5000.0 single component single primary impedance rating in ohms, 11.0 kilohertz single component frequency rating.

Detail Specifications

Reliability Indicator:
Not established
Overall Length:
1.810 inches
Impedance Rating In Ohms:
5000.0 single component single primary
Impedance Rating In Ohms:
1250.0 single component single secondary
Frequency Rating:
11.0 kilohertz single component and 13.0 kilohertz single component
Primary To Secondary Turn Ratio:
1 to 2 single component
Winding Shielding Method:
Internal shield grounded to inclosure and core single component
Body Length:
1.000 inches
Body Width:
1.000 inches
Distance Between Mounting Facility Centers:
0.702 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):
40 single group
Thread Size:
0.112 inches single group
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
4 tab, solder lug
NSN:
5950-00-020-8928
Item Name:
Audio Transformer
Cage Code:
03512

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
77C703657P1
Cage Code:
03538
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
77C703657P1
Cage Code:
24446
RNCC:
5
RNVC:
2
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 9T31Y111

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Last Updated: 08/10/2025