Model: SW2903

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Thread Length
0.250 inches single mounting facility
Width Between Flats
0.094 inches single actuator
Hazardous Locations/environmental Protection
Explosion proof
Overall Length
1.832 inches
First Flat Length
0.250 inches single actuator
Shaft Diameter
0.125 inches single actuator
Shaft Length
0.312 inches single actuator
Overall Diameter
0.936 inches
Individual Section Quantity
1
Nonturn Device Type
Flatted bushing at 6: 00 o'clock
Nonturn Device Type
Flatted bushing at 12: 00 o'clock
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
3 single section front
Throw Quantity
3 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
Switch Actuator Momentary Position
Counterclockwise single actuator
Shaft Flat/slot Angular Location
15.0 degrees from nonturn device single actuator
Rotor Through Connection Quantity
3 single section
Switch Actuator Indexing Position Quantity
3 single actuator
Shaft Type
Round, parallel flatted, threaded hole single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes 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
125.0 milliamperes resistive load dc at sea level and 50.0 milliamperes inductive load dc at sea level
Contact Load Current Rating
75.0 milliamperes resistive load ac at sea level
Style Designator
Tap, circular, bushing mount
Thread Series Designator
Unef single mounting facility
NSN
5930-01-069-9812
Part Number
SW2903
Description
Switch,rotary
CAGE
54294

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 SW2903 NSN 5930-01-069-9812

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:
EH
CRITL:
X

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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