5305-00-206-4560

Find complete technical information, availability, and procurement data for: 5305-00-206-4560
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-206-4560

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

3a thread class, 0.740 inches minimum and 0.760 inches maximum fastener length, right-hand thread direction, flat chamfer head style, 0.562 inches minimum 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: 0.562 inches minimum
Fastener Length: 0.740 inches minimum and 0.760 inches maximum
Head Style: flat chamfer
Head Diameter: 0.363 inches minimum and 0.375 inches maximum
Head Height: 0.218 inches minimum and 0.232 inches maximum
Hole Diameter: 0.076 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Hole Quantity: 2
Thread Quantity Per Inch: 20
Screw Material: steel comp 1020 or steel comp 1018 or steel comp 1117
Screw Material Document And Classification: sae assn std single material response or sae assn std 1st material response or ams 5022 assn std 2nd material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: ams 2400 assn std single treatment response
Head Hole Configuration Style: round
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-147-2454	No Name Available	11/22/1967

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
P8576	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-206-4560?

The FSCG of the NSN 5305-00-206-4560 is 5305

Does the NSN 5305-00-206-4560 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-206-4560 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 5305-00-206-4560 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-206-4560 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 5305-00-206-4560 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963