5305-01-188-9237

Find complete technical information, availability, and procurement data for: 5305-01-188-9237
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-188-9237

Item Name Code

18257

Assigment Date

09/10/1984 (41 years ago)

3a thread class, right-hand thread direction, 0.718 inches nominal fastener length, hexagon head style, 0.310 inches minimum and 0.380 inches maximum 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: 0.310 inches minimum and 0.380 inches maximum
Fastener Length: 0.718 inches nominal
Head Style: hexagon
Head Height: 0.040 inches nominal
Width Between Flats: 0.244 inches minimum and 0.250 inches maximum
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Hardness Rating: 25.0 rockwell c minimum and 31.0 rockwell c maximum overall
Material: steel comp 410 overall
Material Document And Classification: ams5613 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: s+151,fscm 66503 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
3367-122	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-188-9237?

The FSCG of the NSN 5305-01-188-9237 is 5305

Does the NSN 5305-01-188-9237 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-188-9237 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 5305-01-188-9237 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-188-9237 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 5305-01-188-9237 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Sep 10, 1984