Model: MS3451W20-18S

Electrical Plug Connector

Special Features:

In order to complete the connector assembly, the user must obtain/provide the backshell. Standard versions may be ordered as nsn 5935-01-225-5984, p/n m85049/52-1-20w for the straight style, or nsn 5935-01-183-6491, p/n m85049/51-1-20w for the right angle style

Properties:

Thread Class
2a and 2a
Thread Direction
Right-hand and right-hand
Body Style
Straight shape, external coupling
Overall Length
2.125 inches
Overall Diameter
Between 1.443 inches and 1.505 inches
Environmental Protection
Moisture proof and salt water resistant and vibration proof and shock resistant and cold resistant and heat resistant and explosion proof
Threaded Device Type
Back shell and coupling facility
Mating End Quantity
1
Contact Position Arrangement Style
20-18 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
41.0 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
Key, multiple key groove
Insert Position In Deg
0.0
Shell Type
Solid
Connector Locking Method
Externally threaded shell
Thread Length
0.290 inches and 0.665 inches
Operating Tempurature Rating
Between -55.0 degrees celsius and 200.0 degrees celsius
Thready Qty Per Inch (tpi)
18 and 18
Thread Size
1.187 inches and 1.250 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 and nickel single mating end all contact groupings
Insert Material
Rubber silicone class q single mating end
Contact Surface Treatment Specification
Mil-g-45204, type 2, grade c, class 1 military specification 1st treatment response single mating end all contact groupings and qq-n-290, class 2 federal specification 2nd treatment response single mating end all contact groupings
Terminal Type
Crimp single mating end all contact groupings
Shell Material
Aluminum alloy
Shell Surface Treatment
Cadmium and chromate
Shell Surface Treatment Specification
Qq-p-416, type 2, class 3 federal specification all treatment responses
Included Contact Quantity
3 single mating end 1st contact grouping
Included Contact Quantity
6 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
0.021 gold grains, troy
Precious Material
Gold
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
Unef and unef
Specification Data
96906-ms3451 government standard
NSN
5935-01-260-9610
Part Number
MS3451W20-18S
Description
Connector,plug,electrical
CAGE
96906

An electrical fitting with electrical contacts, constructed to be affixed to the end of a cable, conduit, coaxial line, cord or wiring for convenience in joining with other electrical connector(s) or printed wiring board and is not designed to be mounted on a bulkhead, chasses, panel, printed wiring board, or the like. Excludes jack, telephone; jack, tip; plug, telephone; plug tip; insert, electrical connector; connector body (as modified); and socket, plug-in, electronic components. see also lead assembly, electrical; wiring harness (as modified); and cable assembly (as modified). for items without inserts, see shell, electrical connector.

Part MS3451W20-18S NSN 5935-01-260-9610

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01938
FIIG:
A039B0
Concept No.:
App. Key:
G
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:
--
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: 8536695050
  • SITC: 77258
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Electrical plugs & sockets, for a voltage not exceeding 1,000 v, nesoi

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