Model: SWH0549

Rotary Switch

Properties:

Thread Class
2b 2nd mounting facility
Overall Length
4.625 inches
Overall Height
3.688 inches
Shaft Diameter
0.375 inches single actuator
Individual Section Quantity
3
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section rear
Throw Quantity
2 each section rear
Mounting Facility Circle Radius
1.600 inches 1st mounting facility
Mounting Method
Bracket 1st mounting facility
Mounting Method
Threaded hole 2nd mounting facility
Features Provided
Actuator knob
Thready Qty Per Inch (tpi)
20 2nd mounting facility
Thread Size
0.250 inches 2nd mounting facility
Contact Voltage Rating In Volts
250.0 dc at sea level
Contact Voltage Rating In Volts
500.0 ac at sea level
Mounting Facility Pattern
Four position circular 2nd mounting facility
Switch Actuator Indexing Position Quantity
4 single actuator
Shaft Type
Round single actuator
Terminal Type
Tab w/screw
Contact Switching Action
Breaks before makes each section rear
Switch Actuator Positioning Increment
90.0 degrees single actuator
Contact Load Current Rating
30.0 amperes resistive load ac at sea level
Contact Load Current Rating
30.0 amperes resistive load dc at sea level
Style Designator
Tap, circuit selector
Test Data Document
81349-mil-s-15291 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
Unc 2nd mounting facility
NSN
5930-00-422-4840
Part Number
SWH0549
Description
Switch,rotary
CAGE
89914

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 SWH0549 NSN 5930-00-422-4840

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: 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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