Model: LK57-21-1-1-4BANP0SW

Electrical Plug Connector

Properties:

Thread Class
2a and 2b
Thread Direction
Right-hand and right-hand
Body Style
Straight shape, internal coupling w/backshell
Overall Length
Between 2.828 inches and 2.922 inches
Overall Diameter
Between 2.859 inches and 2.891 inches
Threaded Device Type
Back shell and coupling facility
Mating End Quantity
1
Contact Position Arrangement Style
Lk-57 single mating end
Contact Removability
Nonremovable single mating end all contact groupings
Contact Maximum Current Rating In Amps
10.0 single mating end 2nd contact grouping
Contact Maximum Current Rating In Amps
30.0 single mating end 1st contact grouping
Contact Maximum Ac Voltage Rating In Volts
1300.0 single mating end 2nd contact grouping
Contact Maximum Ac Voltage Rating In Volts
2600.0 single mating end 1st contact grouping
Polarization Method
Keyway or multiple keyway
Insert Position In Deg
80.0
Shell Type
Solid
Connector Locking Method
Internally threaded coupling ring
Thready Qty Per Inch (tpi)
18 and 6
Thread Size
1.750 inches and 2.500 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 silver single mating end all contact groupings
Insert Material
Plastic single mating end or plastic polytetrafluoroethylene single mating end
Terminal Type
Solder well single mating end all contact groupings
Shell Material
Aluminum alloy
Shell Surface Treatment
Cadmium
Included Contact Quantity
4 single mating end 1st contact grouping
Included Contact Quantity
53 single mating end 2nd contact grouping
Included Contact Type
Round socket single mating end all contact groupings
Precious Material And Location
Contact surfaces gold and contact surfaces silver
Precious Material And Weight
0.057 gold grains, troy and 0.057 silver grains, troy
Precious Material
Gold and silver
Thread Series Designator
Uns and un
NSN
5935-00-445-1491
Part Number
LK57-21-1-1-4BANP0SW
Description
Connector,plug,electrical
CAGE
71468

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 LK57-21-1-1-4BANP0SW NSN 5935-00-445-1491

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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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