Model: 1289838

Sensitive Switch

Special Features:

Flexible insulator

Properties:

Thread Class
2b
Body Style
Hole mounted
Hazardous Locations/environmental Protection
Dustproof
Overall Length
1.969 inches
Overall Height
1.812 inches
Overall Width
0.500 inches
Body Length
1.594 inches
Body Width
0.500 inches
Body Height
1.812 inches
Case Material
Metal
Unthreaded Mounting Hole Diameter
0.138 inches
Center To Center Distance Between Mounting Facilities Parallel To Height
Between 1.469 inches and 1.531 inches
Actuator Style
Round
Actuator Diameter
Between 0.219 inches and 0.281 inches
Actuator Height
Between 0.344 inches and 0.406 inches
Actuator Free Position Height
Between 0.344 inches and 0.406 inches
Maximum Voltage Rating In Volts
250.0 ac and 30.0 dc
Inclosure Type
Fully enclosed
Mounting Method
Threaded hole
Thready Qty Per Inch (tpi)
32
Thread Size
0.138 inches
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary single switch unit
Switch Release Force
4.0 ounces
Switch Actuating Force
15.0 ounces
Actuator Movement
Between 0.203 pretravel inches and 0.031 overtravel inches and 0.250 differential inches
Contact Load Current Rating At Maximum Rated Voltage
10.000 amperes resistive dc and 10.000 amperes resistive ac
Thread Series Designator
Unc
Terminal Type And Quantity
3 screw
NSN
5930-00-644-2540
Part Number
1289838
Description
Switch,sensitive
CAGE
10001

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 1289838 NSN 5930-00-644-2540

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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