Technical Specifications of NSN
Thread Class:
2a 1st mounting facility
Thread Class:
2b 2nd mounting facility
Thread Length:
0.250 inches 1st mounting facility
Hazardous Locations/environmental Protection:
Watertight
Overall Length:
5.157 inches
Overall Height:
4.125 inches
Shaft Length:
1.313 inches single actuator
Individual Section Quantity:
3
Knob Manufacturer Code:
82121
Knob Manufacturer Part Number:
A
Longest Horizontal Distance Between Mounting Centers:
2.281 inches 2nd mounting facility
Longest Vertical Distance Between Mounting Centers:
2.281 inches 2nd mounting facility
Switch Contact Basic Design:
Nonpile-up symmetrical
Pole Quantity:
1 each section front
Throw Quantity:
3 each section rear
Mounting Method:
Bracket 2nd mounting facility and threaded hole 2nd mounting facility
Mounting Method:
Threaded bushing 1st mounting facility
Features Provided:
Actuator knob
Thready Qty Per Inch (tpi):
20 2nd mounting facility
Thread Size:
0.250 inches 2nd mounting facility
Thread Size:
0.625 inches 1st mounting facility
Contact Voltage Rating In Volts:
500.0 ac at sea level
Rotor Through Connection Quantity:
1 each section
Mounting Facility Pattern:
Four position rectangular 2nd mounting facility
Switch Actuator Indexing Position Quantity:
3 single actuator
Shaft Type:
Rectangular/square, threaded hole single actuator
Square Shaft Size:
0.375 inches 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:
30.0 amperes resistive load ac at sea level
Style Designator:
Tap, circuit selector
Thread Series Designator:
Unc 2nd mounting facility
Thread Series Designator:
Unef 1st mounting facility
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
