Model: 840757-2

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Thread Length
0.375 inches single mounting facility
Overall Length
3.265 inches
Overall Height
1.312 inches
Overall Width
1.187 inches
First Flat Length
0.250 inches single actuator
Flat Height
0.216 inches single actuator
Shaft Diameter
0.248 inches single actuator and 0.251 inches single actuator
Shaft Length
0.625 inches single actuator
Nonturn Device Radius
0.531 inches at 3: 00 o'clock
Individual Section Quantity
3
Nonturn Device Type
Tab at 3: 00 o'clock
Operating Tempurature Range
-65.0/+85.0 degrees celsius
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section rear
Pole Quantity
3 each section front
Throw Quantity
3 each section front
Throw Quantity
3 each section rear
Mounting Method
Threaded bushing single mounting facility
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
115.0 ac at altitude
Contact Voltage Rating In Volts
115.0 lowest ac voltage rating at sea level
Contact Voltage Rating In Volts
28.0 dc at altitude
Contact Voltage Rating In Volts
28.0 dc at sea level
Contact Voltage Rating In Volts
300.0 highest ac voltage rating at sea level
Shaft Flat/slot Angular Location
330.0 degrees from contact position 1 single actuator
Switch Actuator Indexing Position Quantity
4 single actuator
Shaft Type
Round, flatted single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes each section rear
Contact Switching Action
Breaks before makes each section front
Switch Actuator Positioning Increment
30.0 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
100.0 milliamperes resistive load ac at altitude
Contact Load Current Rating
225.0 milliamperes resistive load lowest ac voltage rating at sea level
Contact Load Current Rating
350.0 milliamperes resistive load dc at altitude
Contact Load Current Rating
50.0 milliamperes resistive load highest ac voltage rating at sea level
Contact Load Current Rating
500.0 milliamperes resistive load dc at sea level and 50.0 milliamperes inductive load dc at sea level
Style Designator
Circular wafer, bushing mount
Thread Series Designator
Unef single mounting facility
Specification Data
81349-mil-s-3786/3 government specification
Nondefinitive Specification/std Data
Sr03n30b1mp type
NSN
5930-00-988-1236
Part Number
840757-2
Description
Switch,rotary
CAGE
80249

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 840757-2 NSN 5930-00-988-1236

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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
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

Pricing & Availability Check

Submit this form for stock availability and pricing.
Part Number:
Quantity:
Email Address:
Phone Number:
Your Name:
Company:



Privacy Policy    Terms & Conditions

How to Order  

Ordering from buyaircraftparts.com

If you would like to order this rotary switch (NSN 5930-00-988-1236) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours: 08:00-18:00 Eastern Standard Time
Phone: +1 470-231-0824
Email: Contact Form »
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

Highest Rated Parts
Recently Purchased Parts
Hot Parts