Model: 257A559-1

Electrical Receptacle Connector

Special Features:

Center to center distance between bottom mounting facilities parallel to both height and body is 34.9mm

Properties:

Thread Class
2a
Thread Direction
Right-hand
Body Style
Straight shape, external coupling
Overall Length
Between 45.7 millimeters and 46.3 millimeters
Overall Height
Between 45.7 millimeters and 46.3 millimeters
Overall Width
32.0 millimeters
Environmental Protection
Corrosion resistant and fungus resistant and moisture resistant and salt spray proof and shock resistant and vibration resistant and weather resistant
Center To Center Distance Between Mounting Facilities Parallel To Height
38.1 millimeters
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
0.500 inches
Distance From Mounting Shoulder To Front Face
2.1 inches
Mounting Facility Thickness
Between 0.162 inches and 0.171 inches
Threaded Device Type
Back shell and coupling facility
Mating End Quantity
1
Contact Position Arrangement Style
25-35 single mating end
Polarization Method
Keyway or multiple keyway
Shell Type
Solid
End Application
A10
Operating Tempurature Rating
200.0 degrees celsius
Thread Size
1.625 inches
Terminal Location
Back single mating end single contact grouping
Terminal Type
Crimp single mating end single contact grouping
Shell Material
Resin synthetic
Shell Surface Treatment
Cadmium
Thread Tolerance Class
6g external
Included Contact Quantity
128 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
Gold
Thread Series Designator
Iso m
NSN
5935-01-604-8140
Part Number
257A559-1
Description
Connector,receptacle,electrical
CAGE
03640

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 257A559-1 NSN 5935-01-604-8140

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:
A
ESD:
A
MMAC:
CRITL:
X

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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