Model: AT221-1-3

Sensitive Switch

Properties:

Thread Class
2a
Body Style
Bushing mounted
Overall Length
1.796 inches
Overall Height
0.300 inches
Overall Width
0.406 inches
Bushing Length
0.745 inches
Body Length
0.906 inches
Body Width
0.406 inches
Body Height
0.300 inches
Actuator Style
Round
Actuator Diameter
0.153 inches
Actuator Height
0.145 inches
Actuator Free Position Height
0.890 inches
Maximum Voltage Rating In Volts
28.0 dc
Inclosure Type
Fully enclosed
Mounting Method
Threaded bushing
Thready Qty Per Inch (tpi)
32
Thread Size
0.438 inches
Nonpile-up Contact Arrangement
2 pole, double throw, one position momentary single switch unit
Switch Release Force
16.0 ounces
Switch Actuating Force
128.0 ounces
Actuator Movement
Between 0.020 pretravel inches and 0.125 overtravel inches and 0.020 differential inches
Contact Load Current Rating At Maximum Rated Voltage
3.000 amperes resistive dc
Thread Series Designator
Un
Terminal Type And Quantity
6 wire lead
NSN
5930-00-929-1635
Part Number
AT221-1-3
Description
Switch,sensitive
CAGE
82647

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 AT221-1-3 NSN 5930-00-929-1635

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:
0.2000lbs
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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