Model: 257126-K8

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Thread Length
0.375 inches single mounting facility
Overall Length
4.500 inches
First Flat Length
0.310 inches single actuator
Flat Height
0.211 inches single actuator and 0.221 inches single actuator
Shaft Diameter
0.248 inches single actuator and 0.251 inches single actuator
Shaft Length
1.005 inches single actuator
Overall Diameter
1.690 inches
Individual Section Quantity
8
Nonturn Device Type
Flatted bushing at 3: 00 o'clock
Operating Tempurature Range
-65.0/+85.0 degrees celsius
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 1st section rear
Pole Quantity
1 2nd section front
Pole Quantity
1 7th section rear
Pole Quantity
1 8th section rear
Pole Quantity
1 3rd section front
Pole Quantity
1 3rd section rear
Pole Quantity
1 4th section rear
Pole Quantity
1 5th section rear
Pole Quantity
1 6th section rear
Throw Quantity
12 4th section front
Throw Quantity
12 5th section front
Throw Quantity
12 6th section front
Throw Quantity
12 7th section front
Throw Quantity
12 8th section front
Throw Quantity
4 1st section front
Throw Quantity
4 1st section rear
Throw Quantity
4 3rd section front
Throw Quantity
6 3rd section rear
Throw Quantity
8 2nd section front
Mounting Method
Threaded bushing w/panel seal single mounting facility
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
115.0 ac at sea level
Contact Voltage Rating In Volts
28.0 dc at sea level
Shaft Flat/slot Angular Location
330.0 degrees from nonturn device single actuator
Rotor Through Connection Quantity
1 1st section
Rotor Through Connection Quantity
1 4th section
Rotor Through Connection Quantity
1 5th section
Rotor Through Connection Quantity
1 6th section
Rotor Through Connection Quantity
1 7th section
Rotor Through Connection Quantity
1 8th section
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 1st section rear
Contact Switching Action
Breaks before makes 3rd section rear
Contact Switching Action
Breaks before makes each section front
Switch Actuator Positioning Increment
30.0 degrees single actuator
Detent Rotational Torque Range
+1.500/+6.000 inch-pounds single actuator
Contact Load Current Rating
250.0 milliamperes resistive load ac 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
NSN
5930-00-113-7478
Part Number
257126-K8
Description
Switch,rotary
CAGE
76854

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 257126-K8 NSN 5930-00-113-7478

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:
0.3000lbs
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 5930-00-113-7478) 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: 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

Highest Rated Parts
Recently Purchased Parts
Hot Parts