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Worldwide distributor of NSN parts and consumables located in the USA.

Rotary Switch

Model / MPN: C743937-501 | NSN: 5930-00-549-0935
ITAR Registered seal

A switch actuated by a definite angular rotation of the switch shaft about its axis. For items having rated actuation travel and pressure characteristics, see switch, sensitive. Excludes relay, rotary; switch, stepping; and switch, telephone (as modified).

Product Details
NATO Stock Number
5930-00-549-0935
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2a 1st mounting facility
Thread Class
2a 2nd mounting facility
Thread Length
0.250 inches 1st mounting facility
Thread Length
0.125 inches 2nd mounting facility
Overall Length
12.053 inches
Overall Height
1.312 inches
Overall Width
1.250 inches
First Flat Length
0.594 inches single actuator
Flat Height
0.218 inches single actuator
Shaft Diameter
0.250 inches single actuator
Shaft Length
0.594 inches single actuator
Nonturn Device Radius
0.531 inches at 3: 00 o'clock
Individual Section Quantity
9
Nonturn Device Type
Tab at 3: 00 o'clock
Longest Horizontal Distance Between Mounting Centers
1.031 inches 2nd mounting facility
Operating Tempurature Range
-25.0/+85.0 degrees celsius
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 1st section front
Pole Quantity
1 2nd section front
Pole Quantity
1 7th section rear
Pole Quantity
1 8th section front
Pole Quantity
1 9th section rear
Pole Quantity
1 3rd section rear
Pole Quantity
1 4th section front
Pole Quantity
1 5th section front
Pole Quantity
1 5th section rear
Pole Quantity
1 6th section rear
Pole Quantity
1 7th section front
Throw Quantity
1 4th section rear
Throw Quantity
1 5th section rear
Throw Quantity
1 2nd section rear
Throw Quantity
1 3rd section front
Throw Quantity
2 6th section rear
Throw Quantity
2 7th section rear
Throw Quantity
2 8th section front
Throw Quantity
3 6th section front
Throw Quantity
3 7th section front
Throw Quantity
3 8th section rear
Throw Quantity
3 9th section rear
Throw Quantity
6 1st section front
Throw Quantity
6 2nd section front
Throw Quantity
6 3rd section rear
Throw Quantity
6 4th section front
Throw Quantity
6 5th section front
Throw Quantity
6 9th section front
Mounting Method
Threaded bushing 1st mounting facility
Mounting Method
Threaded stud 2nd mounting facility
Thready Qty Per Inch (tpi)
40 2nd mounting facility
Thread Size
0.112 inches 2nd mounting facility
Thread Size
0.375 inches 1st mounting facility
Contact Voltage Rating In Volts
110.0 ac at sea level
Contact Voltage Rating In Volts
28.0 dc at sea level
Shaft Flat/slot Angular Location
15.0 degrees from nonturn device single actuator
Rotor Through Connection Quantity
1 2nd section
Rotor Through Connection Quantity
1 4th section
Rotor Through Connection Quantity
1 8th section
Mounting Facility Pattern
Two position in-line 2nd mounting facility
Switch Actuator Indexing Position Quantity
12 single actuator
Shaft Type
Round, flatted single actuator
Terminal Type
Clip
Contact Switching Action
Makes before breaks each section front
Contact Switching Action
Makes before breaks each section rear
Switch Actuator Positioning Increment
30.0 degrees single actuator
Contact Load Current Rating
0.5 amperes resistive load ac at sea level
Contact Load Current Rating
1.0 amperes resistive load dc at sea level
Precious Material And Location
Contacts and rotor blade silver
Style Designator
Circular wafer, bushing mount
Thread Series Designator
Unc 2nd mounting facility
Thread Series Designator
Unef 1st mounting facility
C743937 Series Parts

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C743937-501 Cross Reference
  • C743937-501