Model: 51M30-01-4-2S

Rotary Switch

Properties:

Thread Length
0.230 inches single mounting facility and 0.255 inches single mounting facility
Overall Length
1.242 inches
First Flat Length
0.235 inches single actuator and 0.265 inches single actuator
Flat Height
0.088 inches single actuator and 0.098 inches single actuator
Shaft Diameter
0.123 inches single actuator and 0.126 inches single actuator
Shaft Length
0.605 inches single actuator and 0.645 inches single actuator
Overall Diameter
0.562 inches
Individual Section Quantity
1
Nonturn Device Type
Flatted bushing at 3: 00 o'clock
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
4 single section front
Throw Quantity
2 single section rear
Mounting Method
Threaded bushing w/panel seal single mounting facility
Thread Size
0.250 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
Rotor Through Connection Quantity
4 single section
Switch Actuator Indexing Position Quantity
2 single actuator
Shaft Type
Round single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Makes before breaks single section rear
Switch Actuator Positioning Increment
30.0 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
150.0 milliamperes resistive load ac at sea level
Contact Load Current Rating
200.0 milliamperes inductive load dc at sea level and 30.0 milliamperes inductive load dc at sea level and 100.0 milliamperes inductive load dc at sea level
Style Designator
Snap or line
Test Data Document
81349-mil-s-3786 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
Unf single mounting facility
NSN
5930-01-051-4395
Part Number
51M30-01-4-2S
Description
Switch,rotary
CAGE
81073

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 51M30-01-4-2S NSN 5930-01-051-4395

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

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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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