SMC-179-1

View detailed technical data, stock status, and sourcing information for: SMC-179-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-309-6335

Item Name Code

03263

Assigment Date

10/20/1989 (36 years ago)

A piece of transparent material specifically designed to be placed directly in front of a dial or scale to protect it from foreign matter. It is cut to size and may include a frame. It may have an index line or other marking. See also window, observation; and dial, scale.

0.250 inches nominal distance from hole center to knob/skirt base, 11 fluted foil quantity, 0.620 inches nominal width, grip aid gripping surface condition, 2 setscrew hole quantity

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
Distance From Hole Center To Knob/Skirt Base: 0.250 inches nominal
Width: 0.620 inches nominal
Fluted Foil Quantity: 11
Gripping Surface Condition: grip aid
Attachment Method: setscrews
Overall Thickness: 0.720 inches nominal
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 40 screw hole
Nominal Thread Size: 0.112 inches screw hole
Color: gray, fed std 595, 36231
Material: plastic cellulose acetate butyrate
Style Designator: fluted foils
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
1000034-1	Knob
1876092-1	Knob
4030235	Knob
SMC-179-1	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-309-6335?

The FSCG of the NSN 5355-01-309-6335 is 5355

Does the NSN 5355-01-309-6335 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-309-6335 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 5355-01-309-6335 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-309-6335 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 5355-01-309-6335 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Fri, Oct 20, 1989