Model: 0277-1

Sensitive Switch

Properties:

Body Style
Hole mounted
Overall Length
1.938 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
1.000 inches
Overall Height
1.563 inches
Overall Width
0.688 inches
Body Length
1.938 inches
Body Width
0.688 inches
Body Height
0.828 inches
Unthreaded Mounting Hole Diameter
0.140 inches
Actuator Length
1.812 inches
Actuator Style
Roller arm
Actuator Free Position Height
1.313 inches
Actuator Roller Diameter
0.375 inches
Actuator Roller Width
0.156 inches
Maximum Voltage Rating In Volts
450.0 ac and 250.0 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
9.0 ounces
Actuator Movement
0.219 pretravel inches and 0.062 overtravel inches and 0.080 differential inches
Contact Load Current Rating At Maximum Rated Voltage
250.000 milliamperes resistive dc and 15.000 amperes resistive ac
Terminal Type And Quantity
3 screw
NSN
5930-00-548-4244
Part Number
0277-1
Description
Switch,sensitive
CAGE
56232

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 0277-1 NSN 5930-00-548-4244

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:
--
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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