Model: 666-508

Electrical Receptacle Connector

Properties:

Thread Class
2a
Thread Direction
Right-hand
Body Style
Straight shape, external coupling
Overall Length
1.938 inches
Overall Height
2.000 inches
Overall Width
2.000 inches
Environmental Protection
Moisture resistant and salt water resistant and vibration proof
Unthreaded Mounting Hole Diameter
Between 0.142 inches and 0.157 inches
Center To Center Distance Between Mounting Facilities Parallel To Height
1.562 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
1.562 inches
Distance From Mounting Shoulder To Front Face
Between 0.812 inches and 0.843 inches
Threaded Device Type
Coupling facility
Mating End Quantity
1
Contact Position Arrangement Style
28-21 single mating end
Contact Removability
Nonremovable single mating end single contact grouping
Contact Maximum Current Rating In Amps
22.0 single mating end single contact grouping
Contact Maximum Ac Voltage Rating In Volts
500.0 single mating end single contact grouping
Contact Maximum Dc Voltage Rating In Volts
700.0 single mating end single contact grouping
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
1.750 inches
Terminal Location
Back single mating end single contact grouping
Contact Surface Treatment
Gold single mating end single contact grouping and silver single mating end single contact grouping
Terminal Type
Solder well single mating end single contact grouping
Shell Material
Aluminum alloy
Shell Surface Treatment
Cadmium
Shell Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response
Included Contact Quantity
37 single mating end single contact grouping
Included Contact Type
Round socket single mating end single contact grouping
Precious Material And Location
Contact surfaces gold and contact surfaces silver
Precious Material And Weight
0.037 gold grains, troy and 0.030 silver grains, troy
Precious Material
Gold and silver
Test Data Document
81349-mil-c-5015 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Uns
Specification Data
81349-mil-c-5015 government specification
NSN
5935-00-721-0493
Part Number
666-508
Description
Connector,receptacle,electrical
CAGE
03956

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 666-508 NSN 5935-00-721-0493

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:
2.0 X 2.0 X 1.9
Paclk Weight:
0.4000lbs
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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