Model: 0N278443-4

Rotary Switch

Special Features:

Weapon system essential

Properties:

Thread Class
2a single mounting facility
Thread Length
0.312 inches single mounting facility
Hazardous Locations/environmental Protection
Explosion proof
Overall Length
1.448 inches
First Flat Length
0.250 inches single actuator
Flat Height
0.094 inches single actuator
Shaft Diameter
0.125 inches single actuator
Shaft Length
0.375 inches single actuator
Overall Diameter
0.725 inches
Individual Section Quantity
1
Nonturn Device Type
Slotted bushing at 3: 00 o'clock
Operating Tempurature Range
-65.0/+125.0 degrees celsius
End Application
T sec/kg84 98230
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 single section front
Throw Quantity
5 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
115.0 ac at altitude
Contact Voltage Rating In Volts
28.0 dc at altitude
Contact Voltage Rating In Volts
28.0 dc at sea level
Shaft Flat/slot Angular Location
18.0 degrees from contact position 1 single actuator
Rotor Through Connection Quantity
1 single section
Switch Actuator Indexing Position Quantity
5 single actuator
Shaft Type
Round, flatted single actuator
Criticality Code Justification
Feat
Terminal Type
Printed circuit
Contact Switching Action
Breaks before makes single section rear
Switch Actuator Positioning Increment
36.0 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
25.0 milliamperes resistive load dc at altitude and 10.0 milliamperes inductive load dc at altitude
Contact Load Current Rating
25.0 milliamperes resistive load ac at altitude
Contact Load Current Rating
250.0 milliamperes resistive load ac at sea level
Contact Load Current Rating
400.0 milliamperes resistive load dc at sea level and 100.0 milliamperes inductive load dc at sea level
Style Designator
Tap, circular, bushing mount
Thread Series Designator
Unef single mounting facility
NSN
5930-01-096-5907
Part Number
0N278443-4
Description
Switch,rotary
CAGE
98230

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 0N278443-4 NSN 5930-01-096-5907

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:
EH
CRITL:
Y

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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