Model: M55181/4-01

Electrical Receptacle Connector

Properties:

Thread Class
2a and 2b and 2a
Thread Direction
Right-hand and right-hand and right-hand
Body Style
Straight shape threaded
Overall Length
1.125 inches
Overall Diameter
1.468 inches
Environmental Protection
Corrosion resistant and vibration resistant and moisture resistant
Distance From Mounting Shoulder To Front Face
0.387 inches
Mounting Facility Thickness
0.347 inches
Threaded Device Type
Coupling facility and mounting bushing
Mating End Quantity
1
Contact Position Arrangement Style
A single mating end
Contact Removability
Nonremovable single mating end single contact grouping
Contact Maximum Current Rating In Amps
35.0 single mating end single contact grouping
Polarization Method
Keyway or multiple keyway
Insert Position In Deg
0.0
Shell Type
Solid
Connector Locking Method
Post jacksocket
Thready Qty Per Inch (tpi)
18 and 32 and 18
Thread Size
1.250 inches and 0.190 inches and 1.250 inches
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 and nickel single mating end single contact grouping
Insert Material
Plastic single mating end or rubber single mating end
Contact Surface Treatment Specification
Mil-g-45204, type 2, class 1, grade d military specification 1st treatment response single mating end single contact grouping and qq-n-290 federal specification 2nd treatment response single mating end single contact grouping
Terminal Type
Wire loop single mating end single contact grouping
Contact Material Specification
Qq-b-626 federal specification single material response single mating end single contact grouping
Shell Material
Aluminum alloy
Shell Surface Treatment
Cadmium and chromate
Insert Material Specification
Mil-m-14, type gdi-30f military specification single material response single mating end or mil-r-3065 military specification single material response single mating end
Included Contact Quantity
4 single mating end single contact grouping
Bushing Accommodation Hole Shape
Round w/double flat
Included Contact Type
Round socket single mating end single contact grouping
Precious Material And Location
Contact surfaces gold
Precious Material And Weight
0.020 gold grains, troy
Precious Material
Gold
Test Data Document
81349-mil-c-55181 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
Unef and unf and unef
Specification Data
81349-mil-c-55181/4 government specification
NSN
5935-01-199-7156
Part Number
M55181/4-01
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 M55181/4-01 NSN 5935-01-199-7156

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:
1.1 X 1.5 X 1.5
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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