5305-00-790-8557

Find complete technical information, availability, and procurement data for: 5305-00-790-8557
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-790-8557

Item Name Code

01852

Assigment Date

01/01/1962 (64 years ago)

2a thread class, right-hand thread direction, 0.125 inches minimum thread length, flat countersunk head style, 1.000 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: 0.125 inches minimum
Fastener Length: 1.000 inches nominal
Head Style: flat countersunk
Head Diameter: 0.300 inches minimum and 0.302 inches maximum
First Diameter From Head: 0.113 inches minimum and 0.123 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.875 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Externally Relieved Body Diameter Quantity: 1
Material: steel comp 303 overall
Material Document And Classification: astm a582 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-f-14072,finish e300 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
1700815	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-790-8557?

The FSCG of the NSN 5305-00-790-8557 is 5305

Does the NSN 5305-00-790-8557 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-790-8557 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 5305-00-790-8557 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-790-8557 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 5305-00-790-8557 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962