Model: 278-0439-020

Radio Frequency Transformer

Properties:

Reliability Indicator
Not established
Turn Quantity
1 single component 2nd primary
Turn Quantity
2 single component single secondary
Turn Quantity
2 single component 1st primary
Coil Form Type
Hollow single component
Body Length
0.866 inches
Body Width
0.560 inches
Body Height
0.525 inches
Mounting Tab Width
0.040 inches
End Application
Receiver-transmitter
Inclosure Type
Open
Mounting Method
Tab single group
Rating Method
Winding turns single component all primary
Rating Method
Winding turns single component single secondary
Winding Function And Quantity
2 primary single component and 1 secondary single component
Winding Conductor Size
0.01594 inches american wire gage single component 2nd primary
Winding Conductor Size
0.03196 inches american wire gage single component 1st primary
Winding Conductor Size
0.04030 inches american wire gage single component single secondary
Terminal Type And Quantity
7 wire lead
NSN
5950-01-270-9570
Part Number
278-0439-020
Description
Transformer,radio Frequency
CAGE
20462

An item having either a single tapped winding (autotransformer type), or two or more windings designed to furnish inductive reactance and/or transfer electrical energy in circuits by means of a magnetic field. It is so designed that its entire intended range of operations is above 20 kilohertz (kilocycles). The minimum value may extend into the audio frequency range (below 20 kilohertz). It may include integral capacitors, coils, resistors, and adjustable tuning cores. For items having only two active terminals see coil, radio frequency. Includes types having windings which may be moved with respect to each other. Excludes transformer, discriminator.

Part 278-0439-020 NSN 5950-01-270-9570

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00777
FIIG:
A058B0
Concept No.:
App. Key:
L
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

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