Model: 4189493-1

Sensitive Switch

Properties:

Body Style
Bushing mounted
Body Diameter
1.015 inches
Bushing Length
1.030 inches
Body Length
0.980 inches
Switch Actuator Quantity
1
Actuator Style
Round
Actuator Diameter
0.260 inches
Actuator Free Position Height
0.375 inches
Actuator Adapter Style
Pushbutton
Adapter Bushing Length
1.030 inches
Maximum Voltage Rating In Volts
28.0 dc
Inclosure Type
Fully enclosed
Nonpile-up Contact Arrangement
2 pole, double throw, one position momentary single switch unit
Switch Release Force
64.0 ounces
Switch Actuating Force
102.0 ounces
Actuator Movement
Between 0.070 pretravel inches and 0.250 overtravel inches and 0.020 differential inches
Contact Load Current Rating At Maximum Rated Voltage
2.000 amperes inductive dc and 4.000 amperes motor dc and 4.000 amperes resistive dc
Terminal Type And Quantity
2 cable w/connector
NSN
5930-01-043-7376
Part Number
4189493-1
Description
Switch,sensitive
CAGE
T0720

A switch with a quick-acting mechanism actuated by a highly delicate tactile contact. Includes membrane switch. excludes switch, flexible; switch, pressure; and switch, thermostatic.

Part 4189493-1 NSN 5930-01-043-7376

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00399
FIIG:
A053A0
Concept No.:
App. Key:
S
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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
77.5
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536509050
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, slide, for a voltage not exceeding 1,000 v

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