5305-01-533-4918

Find complete technical information, availability, and procurement data for: 5305-01-533-4918
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-533-4918

Item Name Code

18257

Assigment Date

09/16/2005 (20 years ago)

A petroleum oil, a synthetically prepared product, or a combination thereof, prepared primarily for lubrication in crank cases of internal combustion engines. It usually contains additives for corrosion prevention and oxidation prevention, and may contain detergents. See also lubricating oil, utility. It does not include lubricating oil, aircraft piston engine.

1.250 inches nominal thread length, hexagon head style, 2a thread class, 1.250 inches nominal fastener length, right-hand thread direction

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 1.250 inches nominal
Fastener Length: 1.250 inches nominal
Head Style: hexagon
Head Height: 0.2031 inches nominal
Width Between Flats: 0.500 inches nominal
End Item Identification: m939 fov; mrap buffalo mk2a2; logistics support vessel
Nominal Thread Diameter: 0.3125 inches
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 33.0 rockwell c minimum overall
Part Name Assigned By Controlling Agency: hex head cap screw
Special Features: material: grade 8 steel
Material: steel overall
Surface Treatment: chromate zinc overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-563-6239	No Name Available	01/01/2012

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
03337-01	Hexagon Head Cap Screw
9-00000393	Hexagon Head Cap Screw
92620A585	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-533-4918?

The FSCG of the NSN 5305-01-533-4918 is 5305

Does the NSN 5305-01-533-4918 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5305-01-533-4918 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 5305-01-533-4918 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-533-4918 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 5305-01-533-4918 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Fri, Sep 16, 2005