Model: 1657-4

Feedthru Terminal

Properties:

Overall Height
0.725 inches
Overall Diameter
0.172 inches
Largest Diameter
0.040 inches single end
Electrical Insulation Feature
Insulating mounting bushing
Mounting Method Style
Press fit
Minor Bushing Diameter
0.148 inches
Major Bushing Diameter
0.172 inches
Minor Bushing Length
0.100 inches
Major Bushing Length
0.040 inches
Dry Flashover Voltage Rating In Volts
3000.0
Identification Code Color
White
Basic Shape Style
Nontubular round
Conductor Accommodation Type
Pin all ends
First End Terminal Length
0.210 inches
Second End Terminal Length
0.375 inches
Material
Copper alloy conductor accommodation
Material
Plastic polytetrafluoroethylene insulation
Material
Plastic polytetrafluoroethylene mounting facility
Material Specification
Qq-b-626 federal specification single material response conductor accommodation
Surface Treatment
Tin conductor accommodation single layer
Surface Treatment Specification
Mil-t-10727a type 1 military specification single treatment response conductor accommodation single layer
NSN
5940-00-681-7866
Part Number
1657-4
Description
Terminal,feedthru
CAGE
21355

A terminal designed to be mounted on a chassis or other partition, and having through connected wire mounting facilities. It may or may not be insulated. It is fabricated into a single item whose parts are not separable. For items whose parts are separable, see insulator, feedthru.

Part 1657-4 NSN 5940-00-681-7866

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
34672
FIIG:
A006B0
Concept No.:
1
App. Key:
D
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:
N
PMIC:
A
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:
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061260
UFC:
35180
LTL:
77.5
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536904000
  • SITC: 77259
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Terminals, electrical splices and electrical couplings; wafer probers with a voltage not exceeding 1000 volts

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