Model: 178A

Telephone Coil

Properties:

Body Length
1.688 inches
Body Width
1.188 inches
Body Height
3.750 inches
Winding Quantity
3 single component
Inclosure Type
Fully enclosed
Mounting Facility Quantity
2 single group
Mounting Method
Threaded hole single group
Thready Qty Per Inch (tpi)
32 single group
Thread Size
0.138 inches single group
Dc Resistance Rating In Ohms
15.800 single component 2nd winding
Dc Resistance Rating In Ohms
2.100 single component 3rd winding
Dc Resistance Rating In Ohms
562.300 single component 1st winding
Thread Series Designator
Unc single group
Terminal Type And Quantity
8 tab, solder lug
NSN
5950-00-646-4326
Part Number
178A
Description
Coil,telephone
CAGE
64959

An item consisting of one or more turns of wire or similar conductive material. It is specifically designed for use in telephone circuitry for reducing cross talk by balancing capacitances, or impedance matching or providing inductive reactance for overcoming inherent capacitance, or inductive coupling where direct coupling is undesirable or discriminating against the flow of alternating current in favor of direct current.

Part 178A NSN 5950-00-646-4326

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32495
FIIG:
A058B0
Concept No.:
App. Key:
C
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: 8504500000
  • SITC: 77125
  • End Use: Generators, accessories
  • NAICS: 334416
  • USDA: 1

Freight Class: Inductors, nesoi

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