Model: 123911LD

Rotary Switch

Special Features:

Sections 1 through 3 are 30 amp 600v ac; includes nameplate p/n 03540-2-34

Properties:

Thread Class
2b single mounting facility
Thread Length
0.250 inches 1st mounting facility
Hazardous Locations/environmental Protection
Explosion proof
Overall Length
7.316 inches
Overall Height
4.000 inches
Overall Width
4.375 inches
First Flat Length
0.875 inches single actuator
Shaft Diameter
0.375 inches single actuator
Shaft Length
1.000 inches single actuator
Individual Section Quantity
11
Knob Manufacturer Code
82121
Knob Manufacturer Part Number
A
Longest Horizontal Distance Between Mounting Centers
3.813 inches 3rd mounting facility
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section rear
Throw Quantity
3 each section rear
Mounting Facility Circle Radius
1.609 inches 2nd mounting facility
Mounting Method
Bracket single mounting facility and threaded hole single mounting facility
Features Provided
Actuator knob
Thread Size
0.625 inches 1st mounting facility
Contact Voltage Rating In Volts
125.0 ac at sea level
Mounting Facility Pattern
Four position circular single mounting facility
Switch Actuator Indexing Position Quantity
3 single actuator
Shaft Type
Round, square, threaded hole single actuator
Square Shaft Size
0.250 inches single actuator
Terminal Type
Tab w/screw
Contact Switching Action
Breaks before makes 10th section rear
Contact Switching Action
Breaks before makes 11th section rear
Contact Switching Action
Breaks before makes 4th section rear
Contact Switching Action
Breaks before makes 5th section rear
Contact Switching Action
Breaks before makes 6th section rear
Contact Switching Action
Breaks before makes 7th section rear
Contact Switching Action
Breaks before makes 8th section rear
Contact Switching Action
Breaks before makes 9th section rear
Contact Switching Action
Makes before breaks 1st section rear
Contact Switching Action
Makes before breaks 2nd section rear
Contact Switching Action
Makes before breaks 3rd section rear
Switch Actuator Positioning Increment
90.0 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
10.0 amperes resistive load ac at sea level
Style Designator
Tap, circuit selector
Thread Series Designator
Unef 1st mounting facility
NSN
5930-01-032-1154
Part Number
123911LD
Description
Switch,rotary
CAGE
82121

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 123911LD NSN 5930-01-032-1154

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:
10.0 X 6.0 X 5.0
Paclk Weight:
3.1000lbs
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: 8536509025
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

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

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