D121CDMA/BL

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-420-8055

Item Name Code

03263

Assigment Date

03/19/1969 (57 years ago)

grip aid gripping surface condition, 0.252 inches minimum and 0.254 inches maximum inside diameter, 0.427 inches maximum distance from hole center to knob/skirt base, 0.605 inches minimum overall depth, 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.

Inside Diameter: 0.252 inches minimum and 0.254 inches maximum
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.427 inches maximum
Overall Depth: 0.605 inches minimum
Gripping Surface Condition: grip aid
Shaft Accommodation Style: flatted one side
Outside Diameter: 1.240 inches minimum and 1.280 inches maximum
Skirt Style: flared
Reference Marking: arrow
Attachment Method: setscrews
Inside Width: 0.222 inches minimum and 0.227 inches maximum
Overall Thickness: 1.325 inches minimum and 1.425 inches maximum
Material Transparency: opaque
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
Skirt Outside Diameter: 1.837 inches maximum
Skirt Design: nondetachable
Special Features: shaft accommodation hole counterbored,0.750 in. min dia,0.250 in. min depth,tactile from-gain,1.136 in. min dia,1.176 in. max dia,0.665 in. min thickness,0.715 in. max thickness
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
125-3-2DC-4	Knob
3F4B4	Knob
512-3WA-4M-4	Knob
D121CDMA/BL	Knob
KMS12F2DL4	Knob
MS91528-3F4B4	Knob

FAQs

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

What is the FSCG of the NSN 5355-00-420-8055?

The FSCG of the NSN 5355-00-420-8055 is 5355

Does the NSN 5355-00-420-8055 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-420-8055 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 5355-00-420-8055 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-420-8055 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 5355-00-420-8055 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Mar 19, 1969