Model: 1906-3B7S

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Thread Length
0.437 inches single mounting facility
Hazardous Locations/environmental Protection
Explosion proof
Overall Length
2.591 inches
First Flat Length
0.109 inches single actuator
Flat Height
0.216 inches single actuator
Shaft Diameter
0.250 inches single actuator
Shaft Length
0.437 inches single actuator
Overall Diameter
1.306 inches
Individual Section Quantity
3
Nonturn Device Type
Slotted bushing at 3: 00 o'clock
Operating Tempurature Range
-65.0/+125.0 degrees celsius
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section front
Throw Quantity
7 each section front
Mounting Method
Threaded bushing single mounting facility
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
28.0 ac at sea level
Switch Actuator Momentary Position
Counterclockwise single actuator
Shaft Flat/slot Angular Location
15.0 degrees from nonturn device single actuator
Rotor Through Connection Quantity
1 single section
Switch Actuator Indexing Position Quantity
7 single actuator
Shaft Type
Round, flatted single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Makes before breaks each section rear
Switch Actuator Positioning Increment
45.0 degrees single actuator
Detent Rotational Torque Range
+1.000/+5.000 inch-pounds single actuator
Switch Actuator Stop Device Type
Fixed stop-breakoff tab single actuator
Contact Load Current Rating
1.3 amperes resistive load ac at sea level and 0.3 milliamperes inductive load ac at sea level
Style Designator
Tap, circular, bushing mount
Test Data Document
81349-mil-s-3786 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
Unef single mounting facility
Specification Data
81349-mil-s-3786/4 government specification
NSN
5930-01-263-5008
Part Number
1906-3B7S
Description
Switch,rotary
CAGE
91812

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 1906-3B7S NSN 5930-01-263-5008

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:
A
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:
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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