Model: 312557-2

Rotary Switch

Properties:

Thread Length
0.375 inches single mounting facility
Shaft Length
0.577 inches single actuator
Individual Section Quantity
3
Switch Contact Basic Design
Nonpile-up symmetrical
Mounting Method
Threaded bushing single mounting facility
Features Provided
Actuator knob
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
125.0 ac at sea level
Switch Actuator Indexing Position Quantity
3 single actuator
Shaft Type
Rectangular/square, threaded hole single actuator
Square Shaft Size
0.250 inches single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes each section front
Switch Actuator Positioning Increment
30.0 degrees single actuator
Contact Load Current Rating
1.0 amperes resistive load ac at sea level
Thread Series Designator
Unef single mounting facility
NSN
5930-00-548-4223
Part Number
312557-2
Description
Switch,rotary
CAGE
21921

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 312557-2 NSN 5930-00-548-4223

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:
--
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:
658
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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