346794

View detailed technical data, stock status, and sourcing information for: 346794
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-558-5523

Item Name Code

04905

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 0.740 inches minimum and 0.760 inches maximum fastener length, 1a thread class, hexagon head style, 0.740 inches minimum and 0.760 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: 1a
Thread Direction: right-hand
Thread Length: 0.740 inches minimum and 0.760 inches maximum
Fastener Length: 0.740 inches minimum and 0.760 inches maximum
Head Style: hexagon
Head Height: 0.209 inches minimum and 0.229 inches maximum
Width Between Flats: 0.555 inches minimum and 0.564 inches maximum
Shoulder Diameter: 0.370 inches minimum and 0.380 inches maximum first shoulder
Shoulder Length: 0.111 inches minimum and 0.115 inches maximum first shoulder
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 130000 pounds per square inch
Hardness Rating: 22.0 rockwell c minimum and 35.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Material: iron alloy 660 overall
Surface Treatment: passivate overall
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-298-3039	No Name Available	10/16/1971

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
346794	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-558-5523?

The FSCG of the NSN 5306-00-558-5523 is 5306

Does the NSN 5306-00-558-5523 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-558-5523 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 5306-00-558-5523 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-558-5523 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 5306-00-558-5523 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963