579R491H01

View detailed technical data, stock status, and sourcing information for: 579R491H01
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-089-3181

Item Name Code

03263

Assigment Date

01/30/1980 (46 years ago)

An item specifically designed to be used with a multiscale dial or sector of a measuring device to limit, open or close the observation of the scale (s), or dial (s) desired. It is usually flat and contains one or more observation slots. It may be hinged or otherwise moved by rotary or straight-line motion to expose the scale or scales required for observation.

1 setscrew hole quantity, 0.204 inches nominal shank length, 0.160 inches nominal shank diameter, straight shank style, 0.094 inches minimum and 0.097 inches maximum inside diameter

Product Characteristics

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

Inside Diameter: 0.094 inches minimum and 0.097 inches maximum
Shank Length: 0.204 inches nominal
Shank Diameter: 0.160 inches nominal
Shank Style: straight
Setscrew Hole Quantity: 1
Distance From Hole Center To Knob/Skirt Base: 0.302 inches minimum and 0.322 inches maximum
Overall Depth: 0.390 inches nominal
Gripping Surface Condition: grip aid
Shaft Accommodation Style: round
Outside Diameter: 0.220 inches nominal
Attachment Method: setscrews
Overall Thickness: 0.500 inches nominal
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 40 screw hole
Nominal Thread Size: 0.112 inches screw hole
Material: steel
Style Designator: round
Thread Series Designator: unc screw hole

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
579R491H01	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-089-3181?

The FSCG of the NSN 5355-01-089-3181 is 5355

Does the NSN 5355-01-089-3181 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-089-3181 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 5355-01-089-3181 contain precious materials?

Precious metal content is unknown

Does NSN 5355-01-089-3181 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5355-01-089-3181 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Wed, Jan 30, 1980