#121-CB-3 Rack Assembly Firing Switch | Switches

121-CB-3

Rotary Switch

NSN 5930-00-792-3559

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
007923559

Product Technical Spec.

Thread Class:
2b single mounting facility
Overall Length:
2.282 inches
Overall Height:
1.750 inches
Overall Width:
1.750 inches
Shaft Diameter:
0.250 inches single actuator
Shaft Length:
0.938 inches single actuator
Individual Section Quantity:
1
Longest Horizontal Distance Between Mounting Centers:
1.375 inches single mounting facility
Operating Tempurature Range:
-65.0/+85.0 degrees celsius
End Application:
Se test fixt e/i 03956
Switch Contact Basic Design:
Nonpile-up symmetrical
Pole Quantity:
2 single section rear
Throw Quantity:
6 single section rear
Mounting Method:
Threaded hole single mounting facility
Thready Qty Per Inch (tpi):
32 single mounting facility
Thread Size:
0.138 inches single mounting facility
Contact Voltage Rating In Volts:
28.0 dc at sea level
Rotor Through Connection Quantity:
2 single section
Mounting Facility Pattern:
Two position in-line single mounting facility
Switch Actuator Indexing Position Quantity:
6 single actuator
Shaft Type:
Round single actuator
Terminal Type:
Turret
Contact Switching Action:
Breaks before makes single section rear
Switch Actuator Positioning Increment:
30.0 degrees single actuator
Detent Rotational Torque Range:
+0.500/+50.000 inch-pounds single actuator
Switch Actuator Stop Device Type:
Adjustable stop single actuator
Contact Load Current Rating:
4.0 amperes resistive load dc at sea level
Precious Material And Location:
Wipers silver
Precious Material:
Silver
Style Designator:
Tap, square frame
Thread Series Designator:
Unc single mounting facility
NSN:
5930-00-792-3559
Item Name:
Switch,firing,rack Assembly
Cage Code:
28057

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
STD3750-2
Cage Code:
99193
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
121-CB-6A
Cage Code:
28057
RNCC:
5
RNVC:
1
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
1235063P1
Cage Code:
94117
RNCC:
5
RNVC:
2
RNAAC:
KE
Status:
A
MSDS:
SADC:

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Pricing & Availability

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Rotary Switches
------------ P/N 121-CB-3

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Last Updated: 01/29/2025