1800-3978-1

View detailed technical data, stock status, and sourcing information for: 1800-3978-1
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-01-497-7293

Item Name Code

02134

Assigment Date

06/03/2002 (24 years ago)

A preformed metallic item with two or more inlet ports and passages, and a common outlet designed to collect and direct exhaust gases from the cylinders of an internal combustion engine.

2a single mounting facility thread class, 0.485 inches minimum and 0.515 inches maximum overall diameter, +0.2447 to 0.2491 inches single mounting facility thread pitch diameters, 0.160 inches minimum and 0.175 inches maximum single mounting facility thread length, 1.482 inches minimum and 1.567 inches maximum overall length

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 Pitch Diameters: +0.2447 to 0.2491 inches single mounting facility
Thread Length: 0.160 inches minimum and 0.175 inches maximum single mounting facility
Overall Length: 1.482 inches minimum and 1.567 inches maximum
Overall Diameter: 0.485 inches minimum and 0.515 inches maximum
Individual Section Quantity: 1
Switch Contact Basic Design: nonpile-up symmetrical
Mounting Method: threaded bushing single mounting facility
Thread Quantity Per Inch: 40 single mounting facility
Nominal Thread Size: 0.250 inches single mounting facility
Contact Voltage Rating In Volts: 115.0 dc at sea level
Contact Voltage Rating In Volts: 28.0 ac at sea level
Switch Actuator Indexing Position Quantity: 4 single actuator
Terminal Type: pin
Contact Load Current Rating: 30.0 milliamperes inductive load ac at sea level
Contact Load Current Rating: 150.0 milliamperes resistive load dc at sea level
Style Designator: snap or line
Thread Series Designator: uns 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
1800-3978-1	Rotary Switch
S235A309-2	Rotary Switch

FAQs

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

What is the FSCG of the NSN 5930-01-497-7293?

The FSCG of the NSN 5930-01-497-7293 is 5930

Does the NSN 5930-01-497-7293 have a Schedule B code assigned?

Yes, the Schedule B code is 8536509020

Does NSN 5930-01-497-7293 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 5930-01-497-7293 contain precious materials?

Item does not contain precious metal.

Does NSN 5930-01-497-7293 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 5930-01-497-7293 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Mon, Jun 3, 2002