5305-01-490-0302

Find complete technical information, availability, and procurement data for: 5305-01-490-0302
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-490-0302

Item Name Code

33044

Assigment Date

09/19/2001 (24 years ago)

A flat or preformed item of metallic or nonmetallic material. It may vary in shape and its surface may be smooth and/or serrated. Its thickness is small in comparison to both its length and width. It is designed to be mounted upon a surface or between two surfaces. Its primary function is to strengthen, join, or separate aircraft structural parts. Excludes:plate, mending; shim; and spacer, plate.

3a thread class, knurled no. 1 head style, right-hand thread direction, 0.531 inches nominal head diameter, 0.525 inches nominal 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
Fastener Length: 0.525 inches nominal
Head Style: knurled no. 1
Head Diameter: 0.531 inches nominal
Head Height: 0.600 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.1875 inches nominal
Thread Quantity Per Inch: 20
Material: steel comp 301 overall
Material Document And Classification: astm a493 300 series assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unc

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
FRB7500HS-12C-D-5	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-490-0302?

The FSCG of the NSN 5305-01-490-0302 is 5305

Does the NSN 5305-01-490-0302 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-490-0302 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 5305-01-490-0302 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-490-0302 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 5305-01-490-0302 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Wed, Sep 19, 2001