Model: 2420B

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Overall Length
3.740 inches
Overall Height
2.910 inches
Overall Width
2.810 inches
Shaft Length
2.440 inches single actuator
Individual Section Quantity
1
Longest Horizontal Distance Between Mounting Centers
2.000 inches single mounting facility
Shortest Horizontal Distance Between Mounting Centers
1.000 inches single mounting facility
Longest Vertical Distance Between Mounting Centers
2.180 inches single mounting facility
End Application
Used on ships service generator switchboard onboard 210 ft wmec "a" and "b" class coast guard vessels
Switch Contact Basic Design
Nonpile-up nonsymmetrical
Pole Quantity
2 single section rear
Throw Quantity
7 single section rear
Mounting Method
Threaded hole single mounting facility
Cubic Measure
30.582 cubic inches
Thready Qty Per Inch (tpi)
32 single mounting facility
Thread Size
0.190 inches single mounting facility
Contact Voltage Rating In Volts
600.0 ac at sea level
Mounting Facility Pattern
Isosceles triangle single mounting facility
Switch Actuator Indexing Position Quantity
7 single actuator
Shaft Type
Rectangular/square, threaded hole single actuator
Square Shaft Size
0.188 inches single actuator
Terminal Type
Tab w/screw
Contact Switching Action
Breaks before makes each section rear
Switch Actuator Stop Device Type
Adjustable stop single actuator
Contact Load Current Rating
30.0 amperes resistive load ac at sea level
Style Designator
Tap, circuit selector
Thread Series Designator
Unf single mounting facility
NSN
5930-01-233-9822
Part Number
2420B
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 2420B NSN 5930-01-233-9822

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

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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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