121A4MC

View detailed technical data, stock status, and sourcing information for: 121A4MC
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-241-5705

Item Name Code

03263

Assigment Date

09/28/1986 (39 years ago)

0.455 inches minimum overall depth, smooth gripping surface condition, 0.252 inches minimum and 0.254 inches maximum inside diameter, 2 setscrew hole quantity, 0.260 inches maximum 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: 0.252 inches minimum and 0.254 inches maximum
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.260 inches maximum
Overall Depth: 0.455 inches minimum
Gripping Surface Condition: smooth
Shaft Accommodation Style: round
Outside Diameter: 1.240 inches minimum and 1.280 inches maximum
Attachment Method: setscrews
Overall Thickness: 0.670 inches minimum and 0.730 inches maximum
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
Color: gray, fed std 595, 36231
Material: plastic
Style Designator: round
Thread Series Designator: unc screw hole
Specification/Standard Data: 96906-ms91528 government standard

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
121A4MC	Knob
512-1-2GM	Knob
58425-000	Knob
G125-1-2G	Knob
G12L2R	Knob
MIL-K-3926 MATERIAL VARI0US	Knob
MS91528-3N2G	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-241-5705?

The FSCG of the NSN 5355-01-241-5705 is 5355

Does the NSN 5355-01-241-5705 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-241-5705 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 5355-01-241-5705 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-241-5705 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 5355-01-241-5705 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sun, Sep 28, 1986