Technical Specifications of NSN
Thread Class:
2a single mounting facility
Thread Length:
0.230 inches single mounting facility and 0.270 inches single mounting facility
Hazardous Locations/environmental Protection:
Explosion proof
Overall Length:
3.194 inches
First Flat Length:
0.250 inches 1st actuator
First Flat Length:
0.250 inches 2nd actuator
Flat Height:
0.049 inches 2nd actuator
Flat Height:
0.219 inches 1st actuator
Shaft Diameter:
0.125 inches 2nd actuator
Shaft Diameter:
0.250 inches 1st actuator
Shaft Length:
0.625 inches 1st actuator
Shaft Length:
1.000 inches 2nd actuator
Overall Diameter:
1.040 inches
Nonturn Device Radius:
0.360 inches at 3: 00 o'clock and 0.390 inches at 3: 00 o'clock
Individual Section Quantity:
3
Nonturn Device Type:
Tab at 3: 00 o'clock
Operating Tempurature Range:
-65.0/+125.0 degrees celsius
Switch Contact Basic Design:
Nonpile-up symmetrical
Pole Quantity:
1 each section front
Throw Quantity:
2 3rd section rear
Throw Quantity:
4 1st section rear
Throw Quantity:
4 2nd section rear
Mounting Method:
Threaded bushing single mounting facility
Thread Size:
0.375 inches single mounting facility
Contact Voltage Rating In Volts:
115.0 ac at sea level
Contact Voltage Rating In Volts:
28.0 dc at sea level
Shaft Flat/slot Angular Location:
180.0 degrees from contact position 1 2nd actuator
Shaft Flat/slot Angular Location:
180.0 degrees from contact position 1 1st actuator
Rotor Through Connection Quantity:
1 each section
Switch Actuator Indexing Position Quantity:
2 2nd actuator
Switch Actuator Indexing Position Quantity:
4 1st actuator
Shaft Type:
Round, flatted 2nd actuator
Shaft Type:
Round, hollowed, flatted 1st actuator
Terminal Type:
Tab, solder lug
Contact Switching Action:
Makes before breaks each section rear
Switch Actuator Positioning Increment:
30.0 degrees 1st actuator
Switch Actuator Positioning Increment:
30.0 degrees 2nd actuator
Switch Actuator Stop Device Type:
Fixed stop all actuators
Contact Load Current Rating:
250.0 milliamperes resistive load dc at sea level and 100.0 milliamperes inductive load dc at sea level
Contact Load Current Rating:
75.0 milliamperes resistive load ac at sea level
Style Designator:
Tap, circular, bushing mount
Test Data Document:
81349-mil-s-3786/4 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator:
Unef single mounting facility
Item Name:
Voltage Selector
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
