Model: 420-53-1781

Electrical Receptacle Connector

Properties:

Thread Class
2a
Thread Direction
Right-hand
Body Style
Straight shape
Overall Length
Between 2.240 inches and 2.260 inches
Overall Height
Between 0.830 inches and 0.860 inches
Overall Width
Between 0.370 inches and 0.390 inches
Distance Between Mounting Facility Centers
Between 0.932 inches and 0.942 inches
Threaded Device Type
Mounting stud
Mating End Quantity
1
Contact Position Arrangement Style
21 single mating end
Contact Removability
Nonremovable single mating end single contact grouping
Contact Maximum Current Rating In Amps
7.5 single mating end single contact grouping
Contact Maximum Ac Voltage Rating In Volts
750.0 single mating end single contact grouping
Contact Maximum Dc Voltage Rating In Volts
1050.0 single mating end single contact grouping
Polarization Method
Guide pin/socket
Thread Size
0.112 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
Insert Material
Plastic single mating end
Terminal Type
Solder well single mating end single contact grouping
Included Contact Quantity
21 single mating end single contact grouping
Included Contact Type
Round pin single mating end single contact grouping
Precious Material And Location
Contact surfaces gold and contact surfaces silver
Precious Material And Weight
0.021 gold grains, troy and 0.021 silver grains, troy
Precious Material
Gold and silver
Thread Series Designator
Unc
NSN
5935-00-173-6278
Part Number
420-53-1781
Description
Connector,receptacle,electrical
CAGE
82577

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 420-53-1781 NSN 5935-00-173-6278

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:
--
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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