Model: 558254

Audio Frequency Transformer

Properties:

Reliability Indicator
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length
1.313 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
1.062 inches single mounting facility single center group
Impedance Rating In Ohms
500.0 single component all secondary
Impedance Rating In Ohms
5000.0 single component single primary
Frequency Rating
300.0 hertz single component and 4.0 kilohertz single component
Maximum Transformer Power Rating
3.0 watts single component
Primary To Secondary Turn Ratio
3.3 to 1 single component
Winding Shielding Method
Internal shield grounded to inclosure single component
Body Length
1.891 inches
Body Width
1.781 inches
Body Height
2.156 inches
Inclosure Type
Fully enclosed
Mounting Facility Quantity
4 single group
Mounting Method
Threaded stud single group
Winding Function And Quantity
1 primary single component and 2 secondary single component
Thready Qty Per Inch (tpi)
32 single group
Thread Size
0.138 inches single group
Winding Operating Current
10.0 milliamperes dc single component all secondary
Winding Operating Current
30.0 milliamperes dc single component single primary
Thread Series Designator
Unc single group
Terminal Type And Quantity
6 solder stud
NSN
5950-00-178-8514
Part Number
558254
Description
Transformer,audio Frequency
CAGE
57733

A transformer which is designed so that part or all of its range of operating frequencies is 20 kilohertz (kilocycles) and below. The maximum value may extend into the radio frequency range. It is generally used in the input, output, amplifier, or oscillator stages of audio and sonar devices.

Part 558254 NSN 5950-00-178-8514

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00780
FIIG:
A058B0
Concept No.:
1
App. Key:
F
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063420
UFC:
35355
LTL:
RATING VARIABLE
LCL:
77.5
WCC:
595
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8548900100
  • SITC: 77813
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Electrical parts of machinery or apparatus not specified or included elsewhere in chapter 85

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