#B556 Master Disconnect Switch | Switches

B556

Rotary Switch

NSN 5930-00-538-6670

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
005386670

Detail Specifications

Thread Length:
0.250 inches single mounting facility
Width Between Flats:
0.187 inches single actuator
First Flat Length:
0.234 inches single actuator
Shaft Diameter:
0.250 inches single actuator
Shaft Length:
0.688 inches single actuator
Individual Section Quantity:
2
Switch Contact Basic Design:
Nonpile-up symmetrical
Pole Quantity:
4 each section rear
Throw Quantity:
2 each section rear
Mounting Method:
Threaded bushing single mounting facility
Thread Size:
0.375 inches single mounting facility
Switch Actuator Indexing Position Quantity:
3 single actuator
Shaft Type:
Round, parallel flatted, threaded hole single actuator
Terminal Type:
Tab, solder lug
Contact Switching Action:
Makes before breaks each section rear
Switch Actuator Positioning Increment:
30.0 degrees single actuator
Thread Series Designator:
Unef single mounting facility
NSN:
5930-00-538-6670
Item Name:
Switch,master Disconnect
Cage Code:
00531

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
175618N2
Cage Code:
76854
RNCC:
3
RNVC:
2
RNAAC:
KE
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Rotary Switches
------------ P/N B556

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Last Updated: 04/13/2025