Model: TF4R21YY

Audio Frequency Transformer

Properties:

Reliability Indicator
Not established
Mounting Slot Width
0.120 inches single group
Impedance Rating In Ohms
1500.0 single component single primary
Impedance Rating In Ohms
9.0 single component single secondary
Frequency Rating
100.0 hertz single component and 8.0 kilohertz single component
Maximum Transformer Power Rating
100.0 milliwatts single component
Winding Shielding Method
Internal shield grounded to core single component
Body Length
1.406 inches
Body Width
0.937 inches
Body Height
1.437 inches
Distance Between Mounting Facility Centers
1.171 inches single mounting facility single center group
Inclosure Type
Hermetically sealed
Mounting Facility Quantity
2 single group
Mounting Method
Flange single group and slot single group
Winding Function And Quantity
1 primary single component and 1 secondary single component
Terminal Type And Quantity
4 wire hook
NSN
5950-00-167-6251
Part Number
TF4R21YY
Description
Transformer,audio Frequency
CAGE
05853

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 TF4R21YY NSN 5950-00-167-6251

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
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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