Model: 20JS178-1

Electrical Receptacle Connector
Description:

2a thread class, right-hand , straight shape, external coupling body style, 1.281 inches overall length, 0.542 inches overall diameter.

Properties:

Thread Class
2a
Thread Direction
Right-hand
Body Style
Straight shape, external coupling
Overall Length
Between 1.281 inches and 1.343 inches
Overall Diameter
Between 0.542 inches and 0.578 inches
Environmental Protection
Hermetic
Distance From Mounting Shoulder To Front Face
Between 0.672 inches and 0.704 inches
Threaded Device Type
Mounting bushing
Mating End Quantity
1
Contact Position Arrangement Style
Nonstd single mating end
Contact Removability
Nonremovable single mating end single contact grouping
Shell Type
Solid
Connector Locking Method
Bayonet pin
Connector Cable Strain Relief Method
Compression nut
Radio Frequency Type Contact Characteristic Impedance In Ohms
50.0 single mating end single contact grouping
Thread Size
0.438 inches
Terminal Location
Back single mating end single contact grouping
Contact Material
Copper alloy 172 single mating end single contact grouping
Contact Surface Treatment
Gold single mating end single contact grouping and copper single mating end single contact grouping
Insert Material
Plastic tetrafluoroethylene single mating end
Contact Surface Treatment Specification
Mil-g-45204, type 2, grade c or d, class 1 military specification 1st treatment response single mating end single contact grouping
Terminal Type
Solder well single mating end single contact grouping
Contact Material Specification
Qq-c-530, cond at or ht federal specification single material response single mating end single contact grouping
Shell Material
Copper alloy 360
Shell Surface Treatment
Gold and copper
Shell Surface Treatment Specification
Mil-g-45204, type 2, grade c or d, class 1 military specification 1st treatment response
Shell Material Specification
Qq-b-626, 1/2 h federal specification single material response
Insert Material Specification
Mil-p-19468 military specification single material response single mating end
Included Contact Quantity
1 single mating end single contact grouping
Bushing Accommodation Hole Shape
Round w/flat
Included Contact Type
Coaxial pin single mating end single contact grouping
Precious Material And Location
Contact and shell surfaces gold
Precious Material And Weight
0.105 gold grains, troy
Precious Material
Gold
Thread Series Designator
Unef
NSN
5935-00-006-7145
Part Number
20JS178-1
Description
Connector,receptacle,electrical
CAGE
24931

An electrical fitting with electrical contacts constructed to be affixed to the end of a cable, conduit, coaxial line, cord, wire (includes printed/etched), printed wiring board, or the like for convenience in joining with another electrical connector(s) or printed wiring board. It is designed to be mounted on a bulkhead, chassis, panel, wall, printed wiring board, or the like. Excludes lampholder; jack, telephone; jack, tip; insert electrical connector; insert module, electrical connector; connector body (as modified) and socket, plug-in electronic components. See also wiring harness (as modified) and cable assembly (as modified). For items with termination wires of more than four inches in length, see lead assembly, electrical. For items without inserts, see shell, electrical connector.

Part 20JS178-1 NSN 5935-00-006-7145

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15093
FIIG:
A039B0
Concept No.:
App. Key:
K
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:
G
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
1.3 X 0.6 X 0.6
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:
061680
UFC:
34570
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8538907080
  • SITC: 77282
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Parts suitable for use solely or principally with the apparatus for heading 8535, 8536,8537, nesoi

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