Model: C2138-51A51

Electrical Receptacle Connector

Special Features:

Furnished items - spare contact and mounting locknut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Body Style
Straight shape
Unable To Decode
Unable to decode and unable to decode
Overall Length
1.385 inches
Overall Height
Between 1.146 inches and 1.170 inches
Overall Width
Between 3.000 inches and 3.030 inches
Environmental Protection
Humidity resistant and shock resistant and thermal shock resistant and corrosion resistant and vibration resistant
Center To Center Distance Between Mounting Facilities Parallel To Height
Between 0.558 inches and 0.566 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
Between 2.570 inches and 2.580 inches
Distance From Mounting Shoulder To Front Face
Between 0.519 inches and 0.534 inches
Threaded Device Type
Mounting hole
Mating End Quantity
1
Contact Position Arrangement Style
51 single mating end
Contact Removability
Removable single mating end single contact grouping
Polarization Method
Mating end
Shell Type
Solid
Connector Locking Method
Friction
Operating Tempurature Rating
Between -65.0 degrees celsius and 200.0 degrees celsius
Thready Qty Per Inch (tpi)
32
Thread Size
0.138 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
Contact Surface Treatment Specification
Mil-g-45204, type 2, grade c, cl 1 military specification single treatment response single mating end single contact grouping
Terminal Type
Crimp single mating end single contact grouping
Shell Material
Aluminum alloy
Shell Surface Treatment
Nickel
Shell Surface Treatment Specification
Mil-c-26074, grade a, cl 3 or 4 military specification single treatment response
Shell Material Specification
Qq-a-591 federal specification single material response
Included Contact Quantity
51 single mating end single contact grouping
Included Contact Type
Round pin single mating end single contact grouping
Precious Material And Location
Contact surfaces gold
Precious Material And Weight
0.051 gold grains, troy
Precious Material
Gold
Test Data Document
81349-mil-c-83733 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
Unc
Specification Data
81349-mil-c-83733/6 government specification
NSN
5935-01-077-2650
Part Number
C2138-51A51
Description
Connector,receptacle,electrical
CAGE
81755

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 C2138-51A51 NSN 5935-01-077-2650

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:
0.5000lbs
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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