Model: 51788-21

Electrical Receptacle Connector

Properties:

Body Style
Straight shape, external coupling w/backshell
Overall Length
1.709 inches
Overall Height
1.703 inches
Overall Width
1.703 inches
Unthreaded Mounting Hole Diameter
Between 0.142 inches and 0.152 inches
Center To Center Distance Between Mounting Facilities Parallel To Height
1.375 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
1.375 inches
Distance From Mounting Shoulder To Front Face
Between 0.589 inches and 0.599 inches
Mating End Quantity
1
Contact Position Arrangement Style
24-61 single mating end
Contact Removability
Removable 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
1500.0 single mating end single contact grouping
Contact Maximum Dc Voltage Rating In Volts
2100.0 single mating end single contact grouping
Polarization Method
Keyway or multiple keyway
Insert Position In Deg
90.0
Shell Type
Solid
Connector Locking Method
Bayonet pin
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
Rubber single mating end
Terminal Type
Crimp single mating end single contact grouping
Shell Material
Aluminum alloy
Shell Surface Treatment
Chromate
Included Contact Quantity
61 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 And Weight
0.061 gold grains, troy
Precious Material
Gold
NSN
5935-00-471-2074
Part Number
51788-21
Description
Connector,receptacle,electrical
CAGE
09691

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 51788-21 NSN 5935-00-471-2074

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:
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

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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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