Model: 212-28109-4-WS

Rotary Switch

Special Features:

Terminals three, four and five on section four are electrically wired together

Properties:

Thread Class
2a single mounting facility
Thread Length
0.375 inches single mounting facility
Overall Height
1.375 inches
Overall Width
1.297 inches
Flat Height
0.218 inches single actuator
Shaft Diameter
0.250 inches single actuator
Nonturn Device Radius
0.531 inches at 3: 00 o'clock
Individual Section Quantity
4
Nonturn Device Type
Tab at 3: 00 o'clock
Operating Tempurature Range
-65.0/+125.0 degrees celsius
Switch Contact Basic Design
Pile-up
Throw Quantity
5 1st section rear
Throw Quantity
7 2nd section rear
Throw Quantity
7 3rd section rear
Throw Quantity
7 4th section rear
Mounting Method
Threaded bushing single mounting facility
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
30.0 lowest dc voltage rating at sea level
Contact Voltage Rating In Volts
300.0 ac at sea level
Contact Voltage Rating In Volts
300.0 highest dc voltage rating at sea level
Switch Actuator Indexing Position Quantity
7 single actuator
Shaft Type
Round, flatted single actuator
Terminal Type
Tab, solder lug and wire lead
Contact Switching Action
Breaks before makes each section rear
Switch Actuator Positioning Increment
30.0 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
50.0 milliamperes inductive load lowest dc voltage rating at sea level
Contact Load Current Rating
50.0 milliamperes resistive load highest dc voltage rating at sea level
Contact Load Current Rating
750.0 milliamperes resistive load ac at sea level
Precious Material And Location
Contact surfaces silver
Precious Material
Silver
Style Designator
Circular wafer, bushing mount
Thread Series Designator
Unef single mounting facility
NSN
5930-00-147-8886
Part Number
212-28109-4-WS
Description
Switch,rotary
CAGE
71450

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 212-28109-4-WS NSN 5930-00-147-8886

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:
S
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: 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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