5305-01-626-5260

Find complete technical information, availability, and procurement data for: 5305-01-626-5260
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-626-5260

Item Name Code

06657

Assigment Date

03/13/2014 (12 years ago)

An item having an internal drive at one end made to fit into the external drive end of a socket wrench handle, torque wrench, or power driven tool. The opposite end consists of various internal wrench shapes such as hexagon or square. It may include an integral universal joint.

3a thread class, right-hand thread direction, 2.500 inches nominal fastener length, hexagon head style, 2.500 inches nominal 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: 2.500 inches nominal
Fastener Length: 2.500 inches nominal
Head Style: hexagon
Head Height: 0.156 inches minimum and 0.171 inches maximum
Width Between Flats: 0.429 inches minimum and 0.439 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.3125 inches
Thread Quantity Per Inch: 24
Screw Material: steel comp e4340 or steel comp 4340 or steel comp 8740
Screw Material Document And Classification: mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams6322 assn std 2nd material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416 type 2 class 2 fed spec single treatment response
Shank Surface Finish: 32.0 microinches
Thread Surface Finish: 63.0 microinches
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1801 professional/industrial association standard

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
NAS1801-5-40	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-626-5260?

The FSCG of the NSN 5305-01-626-5260 is 5305

Does the NSN 5305-01-626-5260 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-626-5260 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 5305-01-626-5260 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-626-5260 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 5305-01-626-5260 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Thu, Mar 13, 2014