Model: 21SM284

Sensitive Switch

Properties:

Body Style
Hole mounted
Hazardous Locations/environmental Protection
Flame resistant
Center To Center Distance Between Mounting Facilities Parallel To Length
0.375 inches
Body Length
0.850 inches
Body Width
0.092 inches
Body Height
0.359 inches
Case Material
Plastic
Unthreaded Mounting Hole Diameter
0.088 inches
Actuator Style
Round
Actuator Free Position Height
0.375 inches
Maximum Voltage Rating In Volts
115.0 ac and 28.0 dc
Inclosure Type
Fully enclosed
Mounting Method
Unthreaded hole
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary single switch unit
Switch Release Force
1.0 ounces
Switch Actuating Force
5.0 ounces
Actuator Movement
Between 0.030 pretravel inches and 0.005 overtravel inches and 0.004 differential inches
Contact Load Current Rating At Maximum Rated Voltage
4.000 amperes resistive dc and 5.000 amperes resistive ac
Test Data Document
96906-ms25085 standard (includes industry or association standards, individual manufactureer standards, etc.).
Terminal Type And Quantity
3 tab, solder lug
NSN
5930-00-646-4619
Part Number
21SM284
Description
Switch,sensitive
CAGE
D9444

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 21SM284 NSN 5930-00-646-4619

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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
72D
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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