5305-01-158-1930

Find complete technical information, availability, and procurement data for: 5305-01-158-1930
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-158-1930

Item Name Code

18257

Assigment Date

07/19/1983 (43 years ago)

hexagon head style, 0.500 inches nominal fastener length, 0.400 inches minimum and 0.500 inches maximum thread length, 2a thread class, right-hand thread direction

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: 0.400 inches minimum and 0.500 inches maximum
Fastener Length: 0.500 inches nominal
Head Style: hexagon
Head Height: 0.150 inches minimum and 0.163 inches maximum
Width Between Flats: 0.428 inches minimum and 0.437 inches maximum
Hole Diameter: 0.0625 inches nominal
Nominal Thread Diameter: 0.250 inches
Hole Quantity: 1
Hole Type: drilled
Thread Quantity Per Inch: 20
Hole Configuration Style: hexagon flats
Material: steel comp 316 overall
Material Document And Classification: qq-s-763 fed spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response or sps-c-105 cagec 0302 mfr ref 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
8-60009508-3	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-158-1930?

The FSCG of the NSN 5305-01-158-1930 is 5305

Does the NSN 5305-01-158-1930 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-158-1930 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 5305-01-158-1930 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-158-1930 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 5305-01-158-1930 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Jul 19, 1983