MS21387-17NN

View detailed technical data, stock status, and sourcing information for: MS21387-17NN
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-693-1039

Item Name Code

03263

Assigment Date

01/26/2021 (5 years ago)

An indicator unit on which computer information is visually displayed. Indication of data may be achieved by cathode ray tubes, plasma display, light emitting diodes, crystal display or the like. For items which also include an input section such as a keyboard, cursor, or rolling ball, see terminal, data processing.

grip aid gripping surface condition, 0.252 inches minimum and 0.254 inches maximum inside diameter, 2 setscrew hole quantity, 0.190 inches nominal distance from hole center to knob/skirt base, 0.460 inches maximum overall depth

Product Characteristics

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

Inside Diameter: 0.252 inches minimum and 0.254 inches maximum
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.190 inches nominal
Overall Depth: 0.460 inches maximum
Gripping Surface Condition: grip aid
Shaft Accommodation Style: round
Outside Diameter: 0.750 inches nominal
Reference Marking: arrow
Attachment Method: setscrews
Overall Thickness: 0.630 inches nominal
Material Transparency: clear
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
Part Name Assigned By Controlling Agency: knob - round
Color: gray/grey and black and white
Material: copper alloy and plastic acrylonitrile-butadiene-styrene (abs) and 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
MS21387-17	Knob
MS21387-17NN	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-693-1039?

The FSCG of the NSN 5355-01-693-1039 is 5355

Does the NSN 5355-01-693-1039 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-693-1039 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 5355-01-693-1039 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-693-1039 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 5355-01-693-1039 was assigned to the Federal Catalog?

It was assigned 5 years ago, on Tue, Jan 26, 2021