Technical Specifications of NSN
Thread Class:
2a 1st mounting facility
Thread Class:
2b 2nd mounting facility
Thread Length:
0.406 inches 1st mounting facility
Hazardous Locations/environmental Protection:
Dustproof
Overall Length:
3.125 inches
First Flat Length:
0.375 inches single actuator
Flat Height:
0.218 inches single actuator
Shaft Diameter:
0.247 inches single actuator and 0.253 inches single actuator
Shaft Length:
0.750 inches single actuator
Overall Diameter:
2.500 inches
Individual Section Quantity:
2
Knob Manufacturer Code:
82121
Knob Manufacturer Part Number:
A
Knob Specificationial Markings:
Arrow
Switch Contact Basic Design:
Nonpile-up symmetrical
Pole Quantity:
1 each section rear
Throw Quantity:
2 each section rear
Mounting Facility Circle Radius:
1.156 inches 2nd mounting facility
Mounting Method:
Bracket 2nd mounting facility and threaded hole 2nd mounting facility
Mounting Method:
Threaded bushing w/panel seal 1st mounting facility
Features Provided:
Actuator knob
Thready Qty Per Inch (tpi):
24 2nd mounting facility
Thready Qty Per Inch (tpi):
32 1st mounting facility
Thread Size:
0.190 inches 2nd mounting facility
Thread Size:
0.469 inches 1st mounting facility
Contact Voltage Rating In Volts:
125.0 ac at sea level
Contact Voltage Rating In Volts:
120.0 dc at sea level
Mounting Facility Pattern:
Four position circular 2nd mounting facility
Switch Actuator Indexing Position Quantity:
2 single actuator
Shaft Type:
Round, flatted, threaded hole 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
Contact Load Current Rating:
10.0 amperes resistive load dc at sea level
Style Designator:
Tap, circular, bushing mount
Thread Series Designator:
Unc 2nd mounting facility
Thread Series Designator:
Uns 1st mounting facility
Item Name:
Switch,firing,rack Assembly
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
