0U3B

View detailed technical data, stock status, and sourcing information for: 0U3B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-052-5161

Item Name Code

03263

Assigment Date

12/15/1977 (48 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

0.325 inches maximum distance from hole center to knob/skirt base, 0.127 inches minimum and 0.129 inches maximum inside diameter, 2 setscrew hole quantity, 0.560 inches minimum overall depth, 0.490 inches minimum and 0.530 inches maximum width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Inside Diameter: 0.127 inches minimum and 0.129 inches maximum
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.325 inches maximum
Overall Depth: 0.560 inches minimum
Width: 0.490 inches minimum and 0.530 inches maximum
Gripping Surface Condition: grip aid
Shaft Accommodation Style: flatted one side
Length: 0.730 inches minimum and 0.780 inches maximum
Skirt Style: stepped
Reference Marking: line
Attachment Method: setscrews
Inside Width: 0.107 inches minimum and 0.112 inches maximum
Overall Thickness: 0.625 inches minimum and 0.685 inches maximum
End Item Identification: spruance class dd (963),central office, telephoneauto,blue ridge class lcc-19,fleet satellite comm terminal, an/tsc-96a,nimitzclass cvn,tarawa class lha,communications platform, air defense (adp),ticonderoga class cg (47),tactical air opns module (an/tyq-(23),anvt/tacterm set, taam a00097
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 40 screw hole
Nominal Thread Size: 0.112 inches screw hole
Skirt Outside Diameter: 0.690 inches maximum
Skirt Design: nondetachable
Pointer Design: nondetachable
Special Features: shaft accommodation hole counterbore 0.300 in. min dia,0.177 in. min depth
Color: black
Style Designator: pointer
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
0N364259-1	Knob
0U3B	Knob
50-5WL-1DG	Knob
505-5WL-3M	Knob
52BBMA/WL	Knob
KMS5K1DL	Knob
MS91528-0U3B	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-052-5161?

The FSCG of the NSN 5355-01-052-5161 is 5355

Does the NSN 5355-01-052-5161 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-052-5161 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 5355-01-052-5161 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-052-5161 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 5355-01-052-5161 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Thu, Dec 15, 1977