Model: 721899-189

Sensitive Switch

Properties:

Center To Center Distance Between Mounting Facilities Parallel To Length
0.375 inches
Body Length
0.876 inches
Body Width
0.346 inches
Body Height
0.600 inches
Unthreaded Mounting Hole Diameter
0.088 inches
Switch Actuator Quantity
1
Actuator Free Position Height
0.475 inches
Maximum Voltage Rating In Volts
30.0 dc
Nonpile-up Contact Arrangement
1 pole, single throw, normally open, momentary action single switch unit
Switch Release Force
4.0 ounces
Switch Actuating Force
17.0 ounces
Actuator Movement
Between 0.050 pretravel inches and 0.003 overtravel inches and 0.004 differential inches
Contact Load Current Rating At Maximum Rated Voltage
3.000 amperes resistive dc
Terminal Type And Quantity
2 wire lead
NSN
5930-00-841-8546
Part Number
721899-189
Description
Switch,sensitive
CAGE
82577

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 721899-189 NSN 5930-00-841-8546

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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