5305-01-490-0297

Find complete technical information, availability, and procurement data for: 5305-01-490-0297
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-490-0297

Item Name Code

33044

Assigment Date

09/19/2001 (24 years ago)

A metallic item specifically designed to inclose one or more terminal (1) (as modified) which is not an integral part of the shield. It is designed to be attached to a component at a point where external electrical connections are made, and provides the means for attaching and/or completing the electrostatic shielding of an electrical system. It may have provisions for the passage of wire or cable and may include a cover. Excludes:chamber, cable terminal; cover, electrical connector; cover, terminal board; shield, electrical connector; and shield, terminal board.

knurled no. 1 head style, 0.525 inches nominal fastener length, 0.531 inches nominal head diameter, right-hand thread direction, 3a thread class

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-C-4	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-490-0297?

The FSCG of the NSN 5305-01-490-0297 is 5305

Does the NSN 5305-01-490-0297 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-490-0297 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 5305-01-490-0297 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-490-0297 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 5305-01-490-0297 was assigned to the Federal Catalog?

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