536566

View detailed technical data, stock status, and sourcing information for: 536566
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-638-0385

Item Name Code

06672

Assigment Date

01/01/1963 (63 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

0.410 inches nominal fastener length, right-hand thread direction, 3a thread class, 0.280 inches minimum thread length, hexagon head style

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: 0.280 inches minimum
Fastener Length: 0.410 inches nominal
Head Style: hexagon
Head Height: 0.160 inches nominal
Width Between Flats: 0.438 inches nominal
Point Length: 0.130 inches nominal
Point Diameter: 0.170 inches nominal
Point Style: dog
Internal Drive Style: w/o internal drive
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Hardness Rating: 30.0 rockwell c minimum and 35.0 rockwell c maximum overall
Material: steel comp 8640 overall
Material Document And Classification: qq-s-624 fed spec single material response overall
Thread Series Designator: unc

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
536566	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-638-0385?

The FSCG of the NSN 5305-00-638-0385 is 5305

Does the NSN 5305-00-638-0385 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-638-0385 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 5305-00-638-0385 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-638-0385 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 5305-00-638-0385 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963