Model: 311-81875

Electrical Receptacle Connector

Properties:

Thread Class
2a
Thread Direction
Right-hand
Body Style
Straight shape, external coupling
Overall Length
1.688 inches
Overall Diameter
0.875 inches
Environmental Protection
Salt water resistant
Distance From Mounting Shoulder To Front Face
0.781 inches
Mounting Facility Thickness
0.156 inches
Threaded Device Type
Mounting bushing
Mating End Quantity
1
Contact Position Arrangement Style
C single mating end
Contact Removability
Nonremovable single mating end single contact grouping
Contact Maximum Ac Voltage Rating In Volts
3500.0 single mating end single contact grouping
Contact Maximum Frequency Rating
2000.0 megahertz single mating end single contact grouping
Shell Type
Solid
Connector Locking Method
Spring friction
Connector Cable Strain Relief Method
Basket weave grip
Radio Frequency Type Contact Characteristic Impedance In Ohms
50.0 single mating end single contact grouping
Thread Size
0.750 inches
Terminal Location
Back single mating end single contact grouping
Contact Material
Copper alloy single mating end single contact grouping
Contact Surface Treatment
Silver single mating end single contact grouping
Insert Material
Plastic tetrafluoroethylene single mating end
Terminal Type
Solder well single mating end single contact grouping
Shell Material
Copper alloy
Shell Surface Treatment
Silver
Shell Surface Treatment Specification
Qq-s-365, type 2, grade a federal specification single treatment response
Included Contact Quantity
1 single mating end single contact grouping
Bushing Accommodation Hole Shape
Round w/flat
Included Contact Type
Coaxial socket single mating end single contact grouping
Precious Material And Location
Contact and shell surfaces silver
Precious Material And Weight
0.101 silver grains, troy
Precious Material
Silver
Thread Series Designator
Unef
Departure From Cited Designator
Modified by locking method
NSN
5935-00-080-9052
Part Number
311-81875
Description
Connector,receptacle,electrical
CAGE
74868

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 311-81875 NSN 5935-00-080-9052

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:
S
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:
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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