Model: 18748

Radio Frequency Transformer

Properties:

Reliability Indicator
Not established
Turn Quantity
465 single component 2nd secondary
Turn Quantity
267 single component 1st secondary
Turn Quantity
30 single component single primary
Inductance Rating
1.52 henry single component 1st secondary
Inductance Rating
4.94 henry single component 2nd secondary
Frequency Rating
190.0 kilohertz single component and 400.0 kilohertz single component
Coil Form Type
Hollow single component
Adjustment Device Drive Type
Slotted screw single component
Body Length
1.344 inches
Body Width
0.985 inches
Body Height
0.985 inches
Distance Between Mounting Facility Centers
0.375 inches single mounting facility single center group
Inclosure Type
Fully enclosed
Mounting Facility Quantity
2 single group
Mounting Method
Threaded stud single group
Rating Method
Winding turns single component single primary
Rating Method
Winding turns single component all secondary and electrical single component all secondary
Winding Function And Quantity
1 primary single component and 2 secondary single component
Thready Qty Per Inch (tpi)
56 single group
Thread Size
0.086 inches single group
Winding Conductor Size
0.00353 inches american wire gage single component 2nd secondary
Winding Conductor Size
0.00500 inches american wire gage single component 1st secondary
Winding Conductor Size
0.00500 inches american wire gage single component single primary
Adjustment Method And Quantity
1 adjustable core single component
Thread Series Designator
Unc single group
Terminal Type And Quantity
7 pin
NSN
5950-00-583-4500
Part Number
18748
Description
Transformer,radio Frequency
CAGE
00781

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 18748 NSN 5950-00-583-4500

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:
U
ESD:
ESD:
MMAC:
EH
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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