5305-01-666-4789

Find complete technical information, availability, and procurement data for: 5305-01-666-4789
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-666-4789

Item Name Code

06657

Assigment Date

09/08/2017 (8 years ago)

A length of tubing, straight, or prebent to a predetermined angle, with added component(s) that forms an end connection on one or both ends. For flexible tube assemblies, see hose assembly (as modified). For items having perforations in the tubing or attachments, see tube assembly, fire extinguishing system. Excludes:items having integral preformed or plain ends, tube, bent (as modified), and items which are branched or forked.

1.50 inches nominal fastener length, 0.851 inches minimum and 0.875 inches maximum head diameter, 0.245 inches minimum and 0.265 inches maximum head height, button head style, 3a thread class

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
Fastener Length: 1.50 inches nominal
Head Style: button
Head Diameter: 0.851 inches minimum and 0.875 inches maximum
Head Height: 0.245 inches minimum and 0.265 inches maximum
Width Between Flats: 0.3125 inches minimum and 0.3160 inches maximum
Nominal Thread Diameter: 0.50 inches
Thread Quantity Per Inch: m13
Part Name Assigned By Controlling Agency: astm f835 hex drive zinc finish alloy steel button socket cap screw
Screw Material: steel
Screw Surface Treatment: zinc
Head Hole Configuration Style: round internal hexagon
Special Features: drive size 5/16 inches;material steel alloy;rohs compliant;astm f835;coarse thread;weight 0.0921 lbs;used on wider bearing surface for more finished appearance;designed for light fastening operations;not as strongas regular socket head cap screws;not recommended for critical high-strength applications
Thread Series Designator: unrc

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
94111	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-666-4789?

The FSCG of the NSN 5305-01-666-4789 is 5305

Does the NSN 5305-01-666-4789 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-666-4789 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 5305-01-666-4789 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-666-4789 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 5305-01-666-4789 was assigned to the Federal Catalog?

It was assigned 8 years ago, on Fri, Sep 8, 2017