Model: 212-39578-2

Rotary Switch

Special Features:

Section b dummy section

Properties:

Thread Class
2a single mounting facility
Thread Length
0.312 inches single mounting facility
Width Between Flats
0.187 inches single actuator
Overall Length
2.391 inches
Overall Height
1.312 inches
Overall Width
1.125 inches
First Flat Length
0.312 inches single actuator
Shaft Diameter
0.250 inches single actuator
Shaft Length
0.344 inches single actuator
Nonturn Device Radius
0.531 inches at 3: 00 o'clock
Individual Section Quantity
2
Nonturn Device Type
Tab at 3: 00 o'clock
Switch Contact Basic Design
Nonpile-up symmetrical and nonpile-up nonsymmetrical
Pole Quantity
1 1st section rear
Throw Quantity
11 1st section rear
Mounting Method
Threaded bushing w/panel seal single mounting facility
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
300.0 ac at sea level
Contact Voltage Rating In Volts
30.0 dc at sea level
Shaft Flat/slot Angular Location
120.0 degrees from nonturn device single actuator
Switch Actuator Indexing Position Quantity
12 single actuator
Shaft Type
Round, parallel flatted, threaded hole single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes 1st section rear
Switch Actuator Positioning Increment
30.0 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
50.0 milliamperes resistive load ac at sea level
Contact Load Current Rating
500.0 milliamperes resistive load dc at sea level and 50.0 milliamperes inductive load dc at sea level
Precious Material And Location
Terminals silver
Precious Material
Silver
Style Designator
Circular wafer, bushing mount
Thread Series Designator
Unef single mounting facility
NSN
5930-00-759-5431
Part Number
212-39578-2
Description
Switch,rotary
CAGE
71450

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).

Part 212-39578-2 NSN 5930-00-759-5431

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
02134
FIIG:
A052B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
S
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536509020
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, rotary, rated at not over 5 a, for a voltage not exceeding 1,000 v

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