Model: 31681

Electrical Receptacle Connector

Special Features:

3 size 8 sockets have 0.210 in. Dia

Properties:

Thread Class
2a
Thread Direction
Right-hand
Body Style
Straight shape, external coupling
Overall Length
1.937 inches
Overall Height
1.625 inches
Overall Width
1.625 inches
Environmental Protection
Moisture proof and salt water resistant and vibration proof
Unthreaded Mounting Hole Diameter
0.120 inches
Center To Center Distance Between Mounting Facilities Parallel To Height
1.250 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
1.250 inches
Distance From Mounting Shoulder To Front Face
0.750 inches
Threaded Device Type
Coupling facility
Mating End Quantity
1
Contact Position Arrangement Style
20-22 single mating end
Contact Removability
Removable single mating end all contact groupings
Contact Maximum Current Rating In Amps
22.0 single mating end 2nd contact grouping
Contact Maximum Current Rating In Amps
73.0 single mating end 1st contact grouping
Contact Maximum Ac Voltage Rating In Volts
500.0 single mating end all contact groupings
Contact Maximum Dc Voltage Rating In Volts
700.0 single mating end all contact groupings
Polarization Method
Keyway or multiple keyway
Insert Position In Deg
0.0
Shell Type
Solid
Connector Locking Method
Externally threaded shell
Thread Length
0.625 inches
Thready Qty Per Inch (tpi)
18
Thread Size
1.375 inches
Terminal Location
Back single mating end all contact groupings
Contact Material
Copper alloy single mating end all contact groupings
Contact Surface Treatment
Gold single mating end all contact groupings
Insert Material
Rubber synthetic single mating end
Criticality Code Justification
Feat
Terminal Type
Crimp single mating end all contact groupings
Shell Material
Aluminum alloy
Shell Surface Treatment
Cadmium
Included Contact Quantity
3 single mating end 1st contact grouping
Included Contact Quantity
3 single mating end 2nd contact grouping
Included Contact Type
Round socket single mating end all contact groupings
Precious Material And Location
Contact surfaces gold
Precious Material And Weight
0.018 gold grains, troy
Precious Material
Gold
Thread Series Designator
Unef
NSN
5935-01-199-2712
Part Number
31681
Description
Connector,receptacle,electrical
CAGE
09004

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 31681 NSN 5935-01-199-2712

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:
CRITL:
Y

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:
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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