5306-01-031-5343

Find complete technical information, availability, and procurement data for: 5306-01-031-5343
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-031-5343

Item Name Code

06666

Assigment Date

11/26/1976 (49 years ago)

right-hand thread direction, flat chamfer head style, 0.438 inches nominal fastener length, 3a thread class, 0.438 inches nominal 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: 0.438 inches nominal
Fastener Length: 0.438 inches nominal
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.244 inches minimum and 0.250 inches maximum
Hole Diameter: 0.050 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.188 inches minimum and 0.190 inches maximum
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 190000 pounds per square inch
Hole Configuration Style: hexagon flats
Surface Finish: 63.0 microinches overall
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-s-5002 mil spec single treatment response overall
Thread Series Designator: unf

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
AS7042A04A04	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-031-5343?

The FSCG of the NSN 5306-01-031-5343 is 5306

Does the NSN 5306-01-031-5343 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-031-5343 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 5306-01-031-5343 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-031-5343 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 5306-01-031-5343 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Nov 26, 1976