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Worldwide distributor of NSN parts and consumables located in the USA.

Sensitive Switch

Model / MPN: AT221-1-3 | NSN: 5930-00-929-1635
ITAR Registered seal

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.

Product Details
NATO Stock Number
5930-00-929-1635
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
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
AT221 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M117TP092 Switch, Sensitive 9 EA 09/05/2017
SPE7M118T446B Switch, Sensitive 8 EA 07/02/2018
SPE7M818T2383 Switch, Sensitive 8 EA 08/13/2018
SPE7M819T5057 Switch, Sensitive 8 EA 06/03/2019
SPE7M819T5695 Switch, Sensitive 5 EA 07/15/2019
SPE7M820T1701 Switch, Sensitive 7 EA 01/13/2020
SPE7M821T3906 Switch, Sensitive 8 EA 04/22/2021

Pricing and Availability

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AT221-1-3 Cross Reference
  • AT221-1-3