#U281 Audiofrequency-input Transformer | Coils And Transformers

U281

Audio Frequency Transformer

NSN 5950-00-027-4749

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
000274749

Detail Specifications

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
1.187 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
1.187 inches single mounting facility single center group
Impedance Rating In Ohms:
15000.0 single component single primary
Impedance Rating In Ohms:
600.0 single component single secondary
Frequency Rating:
200.0 hertz single component and 4.0 kilohertz single component
Maximum Transformer Power Rating:
100.0 milliwatts single component
Body Length:
1.562 inches
Body Width:
1.562 inches
Body Height:
2.812 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:
10.0 milliamperes ac single component single primary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
4 tab, solder lug
NSN:
5950-00-027-4749
Item Name:
Transformer,audiofrequency-input
Cage Code:
24196

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
SU281
Cage Code:
92829
RNCC:
C
RNVC:
1
RNAAC:
48
Status:
A
MSDS:
SADC:
AH
Part Number:
20B2869
Cage Code:
93663
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
20B2869
Cage Code:
92829
RNCC:
5
RNVC:
9
RNAAC:
48
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 U281

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Last Updated: 07/31/2025