#2001987 Sensor Switching Unit | Switches

2001987

Rotary Switch

NSN 5930-01-051-8955

DEMIL
Shelf Life
UOM
NIIN
Demil:
DEMIL/MLI
Shelf Life:
N/A
UOM:
1 EA
NIIN:
010518955

Detail Specifications

Overall Length:
5.312 inches
First Flat Length:
0.467 inches single actuator
Shaft Diameter:
2.498 inches single actuator and 2.502 inches single actuator
Overall Diameter:
1.900 inches
Individual Section Quantity:
5
Nonturn Device Type:
Key at 6: 00 o'clock
Switch Contact Basic Design:
Nonpile-up symmetrical
Pole Quantity:
5 each section front
Throw Quantity:
5 each section front
Contact Voltage Rating In Volts:
115.0 ac at sea level
Contact Voltage Rating In Volts:
28.0 dc at sea level
Rotor Through Connection Quantity:
5 each section
Cam Actuated Switch Contact Arrangement:
5 pole, single throw, both positions maintained each switch each section front
Switch Actuator Indexing Position Quantity:
4 single actuator
Shaft Type:
Round, flatted single actuator
Terminal Type:
Connector, receptacle
Contact Switching Action:
Makes before breaks, breaks before makes each section front
Switch Actuator Positioning Increment:
45.0 degrees single actuator
Contact Load Current Rating:
5.0 amperes resistive load ac at sea level
Contact Load Current Rating:
5.0 amperes resistive load dc at sea level and 2.5 amperes inductive load dc at sea level
Style Designator:
Tap, circular, bushing mount
NSN:
5930-01-051-8955
Item Name:
Sensor Switching Unit
Cage Code:
31946

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
79-1904-1
Cage Code:
91812
RNCC:
3
RNVC:
2
RNAAC:
SB
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Rotary Switches
------------ P/N 2001987

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Last Updated: 04/19/2025