256574A3

View detailed technical data, stock status, and sourcing information for: 256574A3

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256574A3
Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5930 Switches
National Stock Number
5930-00-420-7525
Item Name Code
02134
Assigment Date
03/07/1969 (57 years ago)

A switch actuated by a definite angular rotation of the switch shaft about its axis. It consists of a body,switch and a control,rotary switch. For items having rated actuation travel and pressure characteristics, see switch,sensitive. Excludes relay,rotary; switch,stepping; and switch,telephone (as modified).

1.000 inches maximum overall height, 0.940 inches maximum overall width, 2.250 inches nominal overall length, 0.375 inches nominal single mounting facility thread length, 2a single mounting facility thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
2a single mounting facility
Thread Length
0.375 inches nominal single mounting facility
Overall Length
2.250 inches nominal
Overall Height
1.000 inches maximum
Overall Width
0.940 inches maximum
Shaft Diameter
0.248 inches minimum and 0.251 inches maximum single actuator
Shaft Length
0.375 inches nominal single actuator
Nonturn Device Radius
0.375 inches nominal at 3:00 o'clock
Individual Section Quantity
3
Nonturn Device Type
tab at 3:00 o'clock
Switch Contact Basic Design
nonpile-up symmetrical
Pole Quantity
1 each section rear
Throw Quantity
11 each section rear
Mounting Method
threaded bushing single mounting facility
Nominal Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
30.0 ac at sea level
Contact Voltage Rating In Volts
30.0 dc at sea level
Switch Actuator Indexing Position Quantity
11 single actuator
Shaft Type
round single actuator
Terminal Type
tab, solder lug
Contact Switching Action
breaks before makes each section rear
Switch Actuator Positioning Increment
30.0 degrees single actuator
Switch Actuator Stop Device Type
fixed-adjustable stops single actuator
Contact Load Current Rating
300.0 milliamperes resistive load and 30.0 milliamperes inductive load dc at sea level
Contact Load Current Rating
300.0 milliamperes resistive load ac at sea level
Precious Material And Location
contact surfaces silver
Precious Material
silver
Style Designator
circular wafer, bushing mount
Thread Series Designator
unef single mounting facility

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
256574A3 Rotary Switch
721824-60 Rotary Switch

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5930-00-420-7525?
The FSCG of the NSN 5930-00-420-7525 is 5930
Does the NSN 5930-00-420-7525 have a Schedule B code assigned?
Yes, the Schedule B code is 8536509020
Does NSN 5930-00-420-7525 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5930-00-420-7525 contain precious materials?
Item contains silver.
Does NSN 5930-00-420-7525 contain hazardous materials?
Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.
When the NSN 5930-00-420-7525 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Fri, Mar 7, 1969

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