5305-01-623-3945

Find complete technical information, availability, and procurement data for: 5305-01-623-3945
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-623-3945

Item Name Code

06657

Assigment Date

11/12/2013 (12 years ago)

A bracket of various shapes (other than angle), designed to be attached to a supporting surface for the specific purpose of positioning, aligning and/or supporting another item. Excludes:brace (as modified); bracket, angle; and bracket, double angle. See also bracket (1), electrical connector; bracket, fire extinguisher; bracket, solenoid; bracket, track, sliding door; and retainer (as modified).

0.7965 inches minimum and 0.8435 inches maximum thread length, 3a thread class, right-hand thread direction, hexagon head style, 0.7965 inches minimum and 0.8435 inches maximum fastener 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: 0.7965 inches minimum and 0.8435 inches maximum
Fastener Length: 0.7965 inches minimum and 0.8435 inches maximum
Head Style: hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.367 inches minimum and 0.376 inches maximum
Hole Diameter: 0.046 inches minimum and 0.056 inches maximum
Internal Drive Style: cross recess type ii
Nominal Thread Diameter: 0.2500 inches
Hole Quantity: 3
Thread Quantity Per Inch: 28
Part Name Assigned By Controlling Agency: screw,hex head,cruciform recess,full thread,alloy steel,160ksi ftu
Screw Material: steel comp 4140 or steel comp 4340 or steel comp 8740
Screw Material Document And Classification: ams6382 national spec 1st material response or ams6415 or ams6484 national spec 2nd material response or ams6322 national spec 3rd material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416,type ii,class 2 fed spec single treatment response
Head Hole Configuration Style: hexagon flats
Bearing Surface Of Head Surface Finish: 63.0 microinches
Shank Surface Finish: 32.0 microinches
Thread Surface Finish: 32.0 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
NAS1801-4D13	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-623-3945?

The FSCG of the NSN 5305-01-623-3945 is 5305

Does the NSN 5305-01-623-3945 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-623-3945 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 5305-01-623-3945 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-623-3945 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 5305-01-623-3945 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Tue, Nov 12, 2013