Model: B-12478-1

Rotary Switch

Properties:

Thread Class
2b single mounting facility
Overall Length
4.375 inches
Overall Height
2.250 inches
Overall Width
2.250 inches
First Flat Length
0.625 inches single actuator
Shaft Diameter
0.250 inches single actuator
Shaft Length
1.062 inches single actuator
Individual Section Quantity
1
Longest Horizontal Distance Between Mounting Centers
1.500 inches single mounting facility
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
4 single section rear
Throw Quantity
4 single section rear
Mounting Method
Threaded hole single mounting facility
Features Provided
Push to turn
Thready Qty Per Inch (tpi)
32 single mounting facility
Thread Size
0.164 inches single mounting facility
Contact Voltage Rating In Volts
125.0 ac at sea level
Contact Voltage Rating In Volts
28.0 dc at sea level
Shaft Flat/slot Angular Location
45.0 degrees from nonturn device single actuator
Mounting Facility Pattern
Two position in-line single mounting facility
Switch Actuator Indexing Position Quantity
4 single actuator
Shaft Type
Round, nonparallel flatted single actuator
Terminal Type
Turret
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
2.0 amperes resistive load dc at sea level
Contact Load Current Rating
1.0 amperes resistive load ac at sea level
Precious Material And Location
Contacts silver
Precious Material
Silver
Style Designator
Tap, square frame
Thread Series Designator
Unc single mounting facility
NSN
5930-00-956-2592
Part Number
B-12478-1
Description
Switch,rotary
CAGE

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 B-12478-1 NSN 5930-00-956-2592

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:
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

Pricing & Availability Check

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

How to Order  

Ordering from buyaircraftparts.com

If you would like to order this rotary switch (NSN 5930-00-956-2592) 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 ยป
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