STD 644-021

View detailed technical data, stock status, and sourcing information for: STD 644-021
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-393-6168

Item Name Code

03263

Assigment Date

07/23/1994 (31 years ago)

A panel designed for indicating purposes only. It does not distribute power nor control the equipment with which it is used. See also panel, power distribution; switchboard, power and indicator assembly.

setscrews attachment method, 0.260 inches nominal overall thickness, grip aid gripping surface condition, 2 setscrew hole quantity, 0.750 inches nominal outside diameter

Product Characteristics

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

Setscrew Hole Quantity: 2
Gripping Surface Condition: grip aid
Outside Diameter: 0.750 inches nominal
Attachment Method: setscrews
Overall Thickness: 0.260 inches nominal
End Item Identification: aircraft, hercules c-130
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 40 screw hole
Nominal Thread Size: 0.112 inches screw hole
Color: black
Style Designator: round with fin lever and slotted back
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
ES9400	Knob
ES9400-05	Knob
STD 644-021	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-393-6168?

The FSCG of the NSN 5355-01-393-6168 is 5355

Does the NSN 5355-01-393-6168 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-393-6168 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 5355-01-393-6168 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-393-6168 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 5355-01-393-6168 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Sat, Jul 23, 1994