121ADMA/WD
View detailed technical data, stock status, and sourcing information for: 121ADMA/WD
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An item designed to transmit manual, rotary or linear motion to other devices. May include detachable or nondetachable stud (shaft), pointer, or skirt. It may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. For items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see handwheel. For items calibrated in units or series of divisions to denote relative positioning of devices see dial, control. Excludes:doorknob; and handle (as modified).
0.455 inches minimum overall depth, 2 setscrew hole quantity, grip aid gripping surface condition, 0.260 inches maximum distance from hole center to knob/skirt base, 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
- 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
- grip aid
- Shaft Accommodation Style
- flatted one side
- Outside Diameter
- 1.240 inches minimum and 1.280 inches maximum
- Reference Marking
- dot
- Attachment Method
- setscrews
- Inside Width
- 0.222 inches minimum and 0.227 inches maximum
- Overall Thickness
- 0.670 inches minimum and 0.730 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
- Special Features
- shaft accommodation hole counterbored 0.750 in. min dia,0.114 in. min depth
- 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 |
|---|---|
| 121ADMA/WD | Knob |
| 125-1WD-2DG | Knob |
| 12L4RWD | Knob |
| 3C4B | Knob |
| MS91528-3C4B | Knob |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5355-00-144-7093?
Does the NSN 5355-00-144-7093 have a Schedule B code assigned?
Does NSN 5355-00-144-7093 require demilitarization?
Does NSN 5355-00-144-7093 contain precious materials?
Does NSN 5355-00-144-7093 contain hazardous materials?
When the NSN 5355-00-144-7093 was assigned to the Federal Catalog?
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