5055191-5

View detailed technical data, stock status, and sourcing information for: 5055191-5
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-01-198-8256

Item Name Code

03263

Assigment Date

01/14/1985 (41 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.

2 setscrew hole quantity, 0.090 inches nominal counterbore depth, 0.250 inches nominal distance from hole center to knob/skirt base, 0.128 inches nominal inside diameter, 0.370 inches nominal counterbore 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: 0.128 inches nominal
Counterbore Diameter: 0.370 inches nominal
Counterbore Depth: 0.090 inches nominal
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.250 inches nominal
Overall Depth: 0.500 inches nominal
Gripping Surface Condition: smooth
Shaft Accommodation Style: counterbored
Outside Diameter: 0.620 inches nominal
Reference Marking: index line
Attachment Method: setscrews
Overall Thickness: 0.560 inches nominal
End Item Identification: aircraft, eagle f-15,aircraft, b-1b
Material Transparency: clear
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 40 screw hole
Nominal Thread Size: 0.112 inches screw hole
Special Features: ref marking is a black indicia border with white index line,tactile top is integral part of knob
Style Designator: round with triangular face
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
5055191-005	Knob
5055191-5	Knob
TT374-104	Knob

FAQs

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

What is the FSCG of the NSN 5355-01-198-8256?

The FSCG of the NSN 5355-01-198-8256 is 5355

Does the NSN 5355-01-198-8256 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-01-198-8256 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 5355-01-198-8256 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-01-198-8256 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 5355-01-198-8256 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Jan 14, 1985