#121908LY Sensor Switching Unit | Switches

121908LY

Rotary Switch

NSN 5930-00-783-7823

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
007837823

Technical Specifications of NSN

Thread Class:
2b single mounting facility
Hazardous Locations/environmental Protection:
Dustproof
Overall Length:
4.125 inches
Overall Height:
2.500 inches
Overall Width:
2.500 inches
First Flat Length:
0.750 inches single actuator
Flat Height:
0.219 inches single actuator
Shaft Diameter:
0.250 inches single actuator
Shaft Length:
1.125 inches single actuator
Individual Section Quantity:
8
Knob Manufacturer Code:
82121
Knob Manufacturer Part Number:
A
Longest Horizontal Distance Between Mounting Centers:
1.641 inches single mounting facility
Longest Vertical Distance Between Mounting Centers:
1.641 inches single mounting facility
Switch Contact Basic Design:
Nonpile-up symmetrical
Pole Quantity:
1 each section rear
Throw Quantity:
3 each section rear
Mounting Method:
Threaded hole single mounting facility
Features Provided:
Actuator knob
Thready Qty Per Inch (tpi):
24 single mounting facility
Thread Size:
0.190 inches single mounting facility
Contact Voltage Rating In Volts:
125.0 ac at sea level
Mounting Facility Pattern:
Four position rectangular single mounting facility
Switch Actuator Indexing Position Quantity:
4 single actuator
Shaft Type:
Round, flatted single actuator
Terminal Type:
Tab w/screw
Contact Switching Action:
Breaks before makes each section rear
Switch Actuator Positioning Increment:
90.0 degrees single actuator
Switch Actuator Stop Device Type:
Fixed stop single actuator
Contact Load Current Rating:
10.0 amperes resistive load ac at sea level
Style Designator:
Tap, circuit selector
Thread Series Designator:
Unc single mounting facility
NSN:
5930-00-783-7823
Item Name:
Sensor Switching Unit
Cage Code:
82121

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
H519APC20
Cage Code:
92772
RNCC:
5
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
C10711A
Cage Code:
82121
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Rotary Switches
------------ P/N 121908LY

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Last Updated: 01/21/2025