5306-00-638-6745

Find complete technical information, availability, and procurement data for: 5306-00-638-6745
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-638-6745

Item Name Code

04905

Assigment Date

01/01/1963 (63 years ago)

3a thread class, right-hand thread direction, 3.875 inches nominal fastener length, 0.625 inches minimum thread length, hexagon head style

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: 0.625 inches minimum
Fastener Length: 3.875 inches nominal
Head Style: hexagon
Head Height: 0.178 inches minimum and 0.198 inches maximum
Width Between Flats: 0.431 inches minimum and 0.440 inches maximum
Shoulder Diameter: 0.371 inches minimum and 0.373 inches maximum second shoulder
Shoulder Length: 0.062 inches nominal second shoulder
Shoulder Length: 0.125 inches nominal first shoulder
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Shoulder Shape: round all shoulders
Material: steel overall
Surface Treatment: silver 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
6735276	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-638-6745?

The FSCG of the NSN 5306-00-638-6745 is 5306

Does the NSN 5306-00-638-6745 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-638-6745 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 5306-00-638-6745 contain precious materials?

Item contains silver.

Does NSN 5306-00-638-6745 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 5306-00-638-6745 was assigned to the Federal Catalog?

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