Model: A21919

Sensitive Switch

Special Features:

Weapon system essential

Properties:

Overall Length
3.040 inches
Overall Height
2.798 inches
Overall Width
1.000 inches
Case Material
Metal
Actuator Style
Round
Actuator Diameter
0.330 inches
Actuator Height
1.048 inches
Actuator Free Position Height
1.798 inches
Housing Height
1.750 inches
Housing Length
3.040 inches
Housing Width
1.000 inches
Center To Center Distance Between Housing Mounting Facilities Parallel To Length
1.000 inches
Maximum Voltage Rating In Volts
480.0 ac and 250.0 dc
End Application
Aim-9 sidewinder missle systems (9p/l/m/x), support equipment c-5, f-16, f-106, b-52 aircraft, tractor aircraft towing mb-4.
Inclosure Type
Fully enclosed
Features Provided
Actuator seal
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary single switch unit
Switch Release Force
4.0 ounces
Criticality Code Justification
Feat
Switch Actuating Force
Between 9.0 ounces and 24.0 ounces
Actuator Movement
Between 0.078 pretravel inches and 0.219 overtravel inches and 0.002 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
5930-00-878-5745
Part Number
A21919
Description
Switch,sensitive
CAGE
78770

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 A21919 NSN 5930-00-878-5745

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:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.7000lbs
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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