MS21385-01HNN

View detailed technical data, stock status, and sourcing information for: MS21385-01HNN
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-177-0933

Item Name Code

03263

Assigment Date

04/19/1984 (42 years ago)

An item intended to be mounted on or associated with a rotating shaft or similar device to determine relative position or definite dial and/or scale readings. Positioning may be indicated by the shape of the item or by a reference line thereon. Excludes:cursor, indicator and knob.

0.380 inches nominal counterbore diameter, 0.160 inches nominal counterbore depth, 2 setscrew hole quantity, 0.127 inches minimum and 0.128 inches maximum inside diameter, 0.310 inches nominal distance from hole center to knob/skirt base

Product Characteristics

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

Inside Diameter: 0.127 inches minimum and 0.128 inches maximum
Counterbore Diameter: 0.380 inches nominal
Counterbore Depth: 0.160 inches nominal
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.310 inches nominal
Overall Depth: 0.620 inches maximum
Gripping Surface Condition: smooth
Shaft Accommodation Style: counterbored
Outside Diameter: 0.880 inches nominal
Reference Marking: arrow
Attachment Method: setscrews
Overall Thickness: 0.750 inches nominal
Material Transparency: clear
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 40 screw hole
Nominal Thread Size: 0.112 inches screw hole
Special Features: reference marking is a white arrow with a black indicia border,bottom surface of knob shall have no coating and is polished,tactile knob
Style Designator: round with arched bar
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
MS21385-01HNN	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-177-0933?

The FSCG of the NSN 5355-01-177-0933 is 5355

Does the NSN 5355-01-177-0933 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-177-0933 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 5355-01-177-0933 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-177-0933 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 5355-01-177-0933 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Thu, Apr 19, 1984