5305-01-435-8304

Find complete technical information, availability, and procurement data for: 5305-01-435-8304
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-435-8304

Item Name Code

29294

Assigment Date

09/04/1996 (29 years ago)

A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.

3a thread class, right-hand thread direction, flat countersunk head style, 0.578 inches nominal thread length, 4.438 inches minimum and 4.468 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: 0.578 inches nominal
Fastener Length: 4.438 inches minimum and 4.468 inches maximum
Head Style: flat countersunk
Head Diameter: 0.691 inches minimum and 0.765 inches maximum
Grip Diameter: 0.3735 inches minimum and 0.3745 inches maximum
Internal Drive Style: cross recess type iii
Nominal Thread Diameter: 0.375 inches
Grip Length: 3.865 inches minimum and 3.885 inches maximum
Thread Quantity Per Inch: 24
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: steel comp e4340 or steel comp 8740 overall
Material Document And Classification: mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416, type 2, class 2 fed spec all treatment responses overall
Thread Series Designator: unjf

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
BACB30LU6-62	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-435-8304?

The FSCG of the NSN 5305-01-435-8304 is 5305

Does NSN 5305-01-435-8304 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 5305-01-435-8304 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-435-8304 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 5305-01-435-8304 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Wed, Sep 4, 1996