Model: A-91-378

Sensitive Switch

Special Features:

Insulator included

Properties:

Body Style
Hole mounted
Hazardous Locations/environmental Protection
Dustproof
Overall Length
2.406 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
Between 0.998 inches and 1.002 inches
Overall Width
0.688 inches
Body Length
1.938 inches
Body Width
0.688 inches
Body Height
0.781 inches
Case Material
Plastic
Unthreaded Mounting Hole Diameter
0.139 inches
Actuator Style
Roller arm
Actuator Free Position Height
Between 1.110 inches and 1.140 inches
Actuator Roller Diameter
0.375 inches
Actuator Roller Width
0.188 inches
Maximum Voltage Rating In Volts
600.0 ac and 28.0 dc
Inclosure Type
Fully enclosed
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary single switch unit
Switch Release Force
0.5 ounces
Switch Actuating Force
Between 6.0 ounces and 12.0 ounces
Actuator Movement
Between 0.062 pretravel inches and 0.031 overtravel inches and 0.032 differential inches
Contact Load Current Rating At Maximum Rated Voltage
25.000 amperes resistive dc and 2.000 amperes resistive ac
Terminal Type And Quantity
3 screw
NSN
5930-00-578-2735
Part Number
A-91-378
Description
Switch,sensitive
CAGE
08997

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 A-91-378 NSN 5930-00-578-2735

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

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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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