4AC2

View detailed technical data, stock status, and sourcing information for: 4AC2
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-556-9327

Item Name Code

00399

Assigment Date

01/01/1963 (63 years ago)

A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. A locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. The shank may include an external wrenching facility which breaks off at a predetermined applied torque.

1.594 inches nominal body length, 0.138 inches nominal unthreaded mounting hole diameter, hole mounted body style, 0.520 inches nominal body width, 2.090 inches nominal body height

Product Characteristics

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

Body Style: hole mounted
Body Length: 1.594 inches nominal
Body Width: 0.520 inches nominal
Body Height: 2.090 inches nominal
Unthreaded Mounting Hole Diameter: 0.138 inches nominal
Center To Center Distance Between Mounting Facilities Parallel To Height: 1.812 inches nominal
Actuator Style: round
Actuator Diameter: 0.250 inches nominal
Actuator Height: 0.375 inches nominal
Maximum Voltage Rating In Volts: 250.0 ac and 250.0 dc
Inclosure Type: uninclosed
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Nonpile-Up Contact Arrangement: 2 pole, double throw, one position momentary single switch unit
Actuator Movement: 0.188 pretravel inches maximum and 0.437 overtravel inches nominal and 0.125 differential inches maximum
Contact Load Current Rating At Maximum Rated Voltage: 250.000 milliamperes resistive dc and 10.000 amperes resistive ac
Thread Series Designator: unc
Terminal Type And Quantity: 6 tab w/screw

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5930-00-327-7141	No Name Available	01/01/1963
5930-00-917-9542	No Name Available	05/01/1982

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
484537-1	Sensitive Switch
4AC2	Sensitive Switch

FAQs

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

What is the FSCG of the NSN 5930-00-556-9327?

The FSCG of the NSN 5930-00-556-9327 is 5930

Does the NSN 5930-00-556-9327 have a Schedule B code assigned?

Yes, the Schedule B code is 8536509050

Does NSN 5930-00-556-9327 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 5930-00-556-9327 contain precious materials?

Precious metal content is unknown

Does NSN 5930-00-556-9327 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 5930-00-556-9327 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963