Model: 77B0472

Audio Frequency Transformer

Special Features:

Weapon system essential

Properties:

Reliability Indicator
Not established
Frequency Rating
20.0 kilohertz single component
Maximum Transformer Power Rating
11.0 decibels single component
Primary To Secondary Turn Ratio
4 to 20 to 1 single component
Body Length
0.660 inches
Body Outside Diameter
0.890 inches
Maximum Operating Temp
85.0 degrees celsius
End Application
Wsd: mobile subscriber equipment (mse); assault amphibious vehicle, command (aavc-7a1); switchboard, telephone, automatic (sb-361 (v)/tt)
Inclosure Type
Fully enclosed
Mounting Method
Terminal single group
Winding Function And Quantity
2 primary single component and 1 secondary single component
Winding Operating Current
15.0 milliamperes ac single component all primary
Winding Operating Current
3.5 amperes ac single component single secondary
Criticality Code Justification
Feat
Terminal Type And Quantity
6 wire lead
NSN
5950-01-067-7398
Part Number
77B0472
Description
Transformer,audio Frequency
CAGE
09062

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 77B0472 NSN 5950-01-067-7398

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:
A
ESD:
A
MMAC:
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
0.9 X 0.9 X 0.7
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063420
UFC:
35355
LTL:
RATING VARIABLE
LCL:
--
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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