124B4MC

View detailed technical data, stock status, and sourcing information for: 124B4MC
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-866-2591

Item Name Code

03263

Assigment Date

01/01/1961 (65 years ago)

2 setscrew hole quantity, 0.250 inches minimum counterbore depth, 0.427 inches maximum distance from hole center to knob/skirt base, 0.685 inches minimum counterbore diameter, 0.252 inches minimum and 0.254 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: 0.252 inches minimum and 0.254 inches maximum
Counterbore Diameter: 0.685 inches minimum
Counterbore Depth: 0.250 inches minimum
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.427 inches maximum
Overall Depth: 0.605 inches minimum
Width: 1.687 inches minimum and 1.757 inches maximum
Gripping Surface Condition: grip aid
Shaft Accommodation Style: counterbored
Skirt Style: stepped
Attachment Method: setscrews
Overall Thickness: 1.300 inches minimum and 1.400 inches maximum
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
Skirt Outside Diameter: 1.185 inches maximum
Skirt Design: nondetachable
Color: gray, fed std 595, 36231
Style Designator: round with crank
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
124B4MC	Knob
3S2G	Knob
KMS12S2LGRAY	Knob
MS91528-3S2G	Knob

FAQs

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

What is the FSCG of the NSN 5355-00-866-2591?

The FSCG of the NSN 5355-00-866-2591 is 5355

Does the NSN 5355-00-866-2591 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-866-2591 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 5355-00-866-2591 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-00-866-2591 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 5355-00-866-2591 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961