5305-00-206-4053

Find complete technical information, availability, and procurement data for: 5305-00-206-4053
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-206-4053

Item Name Code

06660

Assigment Date

01/01/1963 (63 years ago)

Cancelled

This item was cancelled on: 07/01/2025.

2a thread class, right-hand thread direction, 0.296 inches minimum thread length, pan head style, 0.312 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: 2a
Thread Direction: right-hand
Thread Length: 0.296 inches minimum
Fastener Length: 0.312 inches nominal
Head Style: pan
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Head Height: 0.058 inches minimum and 0.068 inches maximum
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Primary Washer Outside Diameter: 0.258 inches minimum and 0.268 inches maximum
Primary Washer Style: flat internal teeth
Primary Washer Material Thickness: 0.016 inches nominal
Material: steel comp 1010 fastener
Material: steel primary washer
Material Document And Classification: sae assn std single material response fastener
Surface Treatment: cadmium overall
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-178-8283	No Name Available	11/07/1973

FAQs

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

What is the FSCG of the NSN 5305-00-206-4053?

The FSCG of the NSN 5305-00-206-4053 is 5305

Does the NSN 5305-00-206-4053 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-206-4053 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 5305-00-206-4053 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-206-4053 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 5305-00-206-4053 was assigned to the Federal Catalog?

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