A25A990-606-3

View detailed technical data, stock status, and sourcing information for: A25A990-606-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-936-3038

Item Name Code

03263

Assigment Date

03/03/1967 (59 years ago)

0.250 inches nominal inside diameter, 0.188 inches nominal shank length, 0.437 inches nominal counterbore diameter, 0.625 inches nominal shank diameter, 0.125 inches nominal counterbore depth

Product Characteristics

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

Inside Diameter: 0.250 inches nominal
Shank Length: 0.188 inches nominal
Counterbore Diameter: 0.437 inches nominal
Counterbore Depth: 0.125 inches nominal
Shank Diameter: 0.625 inches nominal
Shank Style: straight
Overall Depth: 0.375 inches nominal
Gripping Surface Condition: grip aid
Shaft Accommodation Style: counterbored
Outside Diameter: 1.000 inches nominal
Attachment Method: screw on
Overall Thickness: 0.375 inches nominal
Thread Quantity Per Inch: 20 receptacle
Nominal Thread Size: 0.250 inches receptacle
Special Features: 2 slots on outside dia of knob 180 deg apart,0.250 in. wide x 0.188 in. deep
Material: steel comp 303
Style Designator: round
Thread Series Designator: unc receptacle

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
A25A990-606-3	Knob

FAQs

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

What is the FSCG of the NSN 5355-00-936-3038?

The FSCG of the NSN 5355-00-936-3038 is 5355

Does the NSN 5355-00-936-3038 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-936-3038 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 5355-00-936-3038 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-936-3038 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 5355-00-936-3038 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Mar 3, 1967