Model: 3957

Rotary Switch Section

Properties:

Body Thickness
0.062 inches
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 single section front
Pole Quantity
1 single section rear
Throw Quantity
3 single section front
Throw Quantity
3 single section rear
Contact Voltage Rating In Volts
110.0 ac at sea level
Contact Voltage Rating In Volts
28.0 dc at sea level
Contact Switching Action
Makes before breaks single section front
Contact Switching Action
Makes before breaks single section rear
Contact Load Current Rating
2.0 amperes resistive load dc at sea level
Contact Load Current Rating
1.0 amperes resistive load ac at sea level
Style Designator
Switch section, rotary
NSN
5930-00-075-2308
Part Number
3957
Description
Switch Section,rotary
CAGE
76854

An item consisting of electrical contacts mounted on an insulated plate which together form a section of a switch or relay. It includes both rotor and stator but does not include drive or actuating mechanism.

Part 3957 NSN 5930-00-075-2308

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15315
FIIG:
A052B0
Concept No.:
App. Key:
B
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:
U
ESD:
ESD:
MMAC:
HY
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
658
TCC:
Z
SHC:
Z
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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