5305-00-903-3663

Find complete technical information, availability, and procurement data for: 5305-00-903-3663
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-903-3663

Item Name Code

16282

Assigment Date

01/01/1960 (66 years ago)

flat countersunk head style, right-hand thread direction, 0.609 inches minimum and 0.641 inches maximum fastener length, 3a thread class, 0.482 inches minimum thread length

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.482 inches minimum
Fastener Length: 0.609 inches minimum and 0.641 inches maximum
Head Style: flat countersunk
Head Diameter: 0.359 inches minimum and 0.411 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.125 inches minimum and 0.127 inches maximum
Thread Quantity Per Inch: 32
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Countersink Angle: 80.0 degrees minimum and 84.0 degrees maximum
Material: steel comp 1010 or steel comp 1011 or steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1022 or steel comp 1212 or steel comp 1213 or steel comp 1137 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2; class 3 fed spec all treatment responses overall
Thread Series Designator: unf
Nondefinitive Spec/Std Data: iv type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-342-8561	No Name Available	02/01/1996

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
MS24668-3	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-903-3663?

The FSCG of the NSN 5305-00-903-3663 is 5305

Does the NSN 5305-00-903-3663 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-903-3663 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 5305-00-903-3663 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-903-3663 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 5305-00-903-3663 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960