5305-00-638-0845

Find complete technical information, availability, and procurement data for: 5305-00-638-0845
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-638-0845

Item Name Code

06660

Assigment Date

01/01/1961 (65 years ago)

binding head style, right-hand thread direction, 2a thread class, 0.375 inches minimum thread length, 0.375 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: 0.375 inches minimum
Fastener Length: 0.375 inches nominal
Head Style: binding
Head Diameter: 0.256 inches minimum and 0.285 inches maximum
Head Height: 0.086 inches minimum and 0.099 inches maximum
Washer Quantity: 1
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Primary Washer Outside Diameter: 0.255 inches minimum and 0.275 inches maximum
Primary Washer Style: flat external teeth
Primary Washer Material Thickness: 0.035 inches nominal
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-s-171 mil 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
346-6016-00	Assembled Washer Screw
346-6016-000	Assembled Washer Screw
P346-6016-00	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-638-0845?

The FSCG of the NSN 5305-00-638-0845 is 5305

Does the NSN 5305-00-638-0845 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-638-0845 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 5305-00-638-0845 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-638-0845 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 5305-00-638-0845 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961