Model: D38999/20FH55SN

Electrical Receptacle Connector

Properties:

Thread Class
2a
Thread Direction
Right-hand and right-hand
Body Style
Straight shape, external coupling
Overall Length
31.5 millimeters
Overall Height
42.9 millimeters
Overall Width
42.9 millimeters
Center To Center Distance Between Mounting Facilities Parallel To Height
34.93 millimeters
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
34.93 millimeters
Distance From Mounting Shoulder To Front Face
18.7 millimeters
Threaded Device Type
Back shell and coupling facility
Mating End Quantity
1
Contact Position Arrangement Style
23-55 single mating end
Contact Removability
Removable single mating end single contact grouping
Polarization Method
Keyway or multiple keyway
Insert Position In Deg
80.0 and 142.0 and 196.0 and 293.0
Shell Type
Solid
Connector Locking Method
Externally threaded shell
Thready Qty Per Inch (tpi)
10
Thread Size
34.0 millimeters and 1.500 inches
Thread Pitch In Millimeters
1.00
Terminal Location
Back single mating end single contact grouping
Contact Material
Copper alloy single mating end single contact grouping
Contact Surface Treatment
Gold single mating end single contact grouping
Insert Material
Plastic epoxy single mating end
Terminal Type
Crimp single mating end single contact grouping
Shell Material
Aluminum alloy
Shell Surface Treatment
Nickel
Thread Tolerance Class
6g external
Included Contact Quantity
55 single mating end single contact grouping
Included Contact Type
Round socket single mating end single contact grouping
Precious Material And Location
Contact surfaces gold
Precious Material
Gold
Supplementary Features
Mounting method - slot
Test Data Document
81349-mil-c-38999 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
Iso m and special acme
Specification Data
81349-mil-c-38999/20 government specification
NSN
5935-01-452-1047
Part Number
D38999/20FH55SN
Description
Connector,receptacle,electrical
CAGE
81349

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 D38999/20FH55SN NSN 5935-01-452-1047

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:
A
ESD:
A
MMAC:
CRITL:
X

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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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