Model: A112-409B

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Thread Length
0.250 inches single mounting facility
Overall Length
2.523 inches
Overall Height
1.313 inches
Overall Width
1.125 inches
First Flat Length
0.250 inches 2nd actuator
Flat Height
0.078 inches 2nd actuator
Shaft Diameter
0.125 inches 2nd actuator
Shaft Diameter
0.250 inches 1st actuator
Shaft Length
0.566 inches 1st actuator
Shaft Length
0.941 inches 2nd actuator
Nonturn Device Radius
0.531 inches at 9: 00 o'clock
Individual Section Quantity
2
Nonturn Device Type
Tab at 9: 00 o'clock
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section rear
Throw Quantity
4 1st section rear
Throw Quantity
8 2nd section rear
Mounting Method
Threaded bushing single mounting facility
Features Provided
Variable resistor
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
120.0 degrees from nonturn device 2nd actuator
Switch Actuator Indexing Position Quantity
8 1st actuator
Shaft Type
Round, flatted 2nd actuator
Shaft Type
Round, hollowed 1st actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes each section rear
Switch Actuator Positioning Increment
30.0 degrees 1st actuator
Switch Actuator Stop Device Type
Fixed stop 1st actuator
Contact Load Current Rating
1.0 amperes resistive load dc at sea level
Contact Load Current Rating
1.5 amperes resistive load ac at sea level
Style Designator
Circular wafer, bushing mount
Thread Series Designator
Unef single mounting facility
NSN
5930-01-045-4329
Part Number
A112-409B
Description
Switch,rotary
CAGE
11237

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 A112-409B NSN 5930-01-045-4329

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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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