Model: 312-12-49803

Rotary Switch

Properties:

Thread Class
2b single mounting facility
Thread Length
0.375 inches single mounting facility
Overall Length
3.125 inches
First Flat Length
0.531 inches single actuator
Flat Height
0.219 inches single actuator
Shaft Diameter
0.250 inches single actuator
Shaft Length
0.750 inches single actuator
Overall Diameter
3.312 inches
Nonturn Device Radius
1.062 inches at 12: 00 o'clock
Individual Section Quantity
1
Nonturn Device Type
Pin at 12: 00 o'clock
Longest Horizontal Distance Between Mounting Centers
1.624 inches single mounting facility
Shortest Horizontal Distance Between Mounting Centers
0.812 inches single mounting facility
Longest Vertical Distance Between Mounting Centers
1.407 inches single mounting facility
End Application
6525-01-159-3009, field radiographic/fluoroscopic x-ray system; model dxd 350 ii
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 single section rear
Throw Quantity
12 single section rear
Mounting Method
Threaded bushing single mounting facility
Cubic Measure
26.052 cubic inches
Thread Size
0.190 inches single mounting facility
Contact Voltage Rating In Volts
300.0 ac at sea level
Shaft Flat/slot Angular Location
30.0 degrees from contact position 1 single actuator
Mounting Facility Pattern
Isosceles triangle single mounting facility
Switch Actuator Indexing Position Quantity
12 single actuator
Shaft Type
Round, flatted 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
25.0 amperes resistive load ac at sea level
Precious Material And Location
Contacts silver
Precious Material
Silver
Style Designator
Tap, circular, bushing mount
Thread Series Designator
Unf single mounting facility
Purchase Description Identification
24456-46-121669p4
NSN
5930-01-225-9711
Part Number
312-12-49803
Description
Switch,rotary
CAGE
44655

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 312-12-49803 NSN 5930-01-225-9711

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:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
MPPWN00001
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Z
LVL_B:

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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