R1-503 Knob

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5355-00-510-5526

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Official Item Classification

Name: Knob
Part Number: R1-503
(NSN) National Stock Number: 5355-00-510-5526
(FSG) Federal Supply Group: 53 Hardware and Abrasives
(FSC) Federal Supply Classification: 5355 Knobs and Pointers
(INC) Item Name Code: 03263
(FIIG) Federal Item Identification Guide: A530M0
Date: 07/30/1974 (52 years ago)

0.125 inches nominal inside diameter, 0.090 inches nominal counterbore depth, 2 setscrew hole quantity, 0.375 inches nominal counterbore diameter, 0.215 inches nominal distance from hole center to knob/skirt base

Specs & Compatibility

Inside Diameter

0.125 inches nominal

Counterbore Diameter

0.375 inches nominal

Counterbore Depth

0.090 inches nominal

Setscrew Hole Quantity

Distance From Hole Center To Knob/Skirt Base

0.215 inches nominal

Overall Depth

0.375 inches nominal

Gripping Surface Condition

grip aid

Shaft Accommodation Style

counterbored

Outside Diameter

0.500 inches nominal

Reference Marking

dot

Attachment Method

setscrews

Overall Thickness

0.500 inches nominal

Screw Drive Type

hexagon socket

Color

red

Style Designator

round

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

Criticality Code

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0003263

Related Hardware Products

Part Number	Description
4501-0940	Knob
R1-503	Knob

Frequently Asked Questions

What is the FSCG of the NSN 5355-00-510-5526?

The FSCG of the NSN 5355-00-510-5526 is 5355

Does the NSN 5355-00-510-5526 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-510-5526 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 5355-00-510-5526 contain precious materials?

Item does not contain precious metal.

Does NSN 5355-00-510-5526 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 5355-00-510-5526 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Tue, Jul 30, 1974