5306-00-481-9792

Find complete technical information, availability, and procurement data for: 5306-00-481-9792
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-481-9792

Item Name Code

06659

Assigment Date

09/14/1970 (55 years ago)

hexagon extended washer head style, 0.500 inches nominal fastener length, right-hand thread direction, 0.3287 inches minimum and 0.3331 inches maximum thread length, 2a thread class

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: 0.3287 inches minimum and 0.3331 inches maximum
Fastener Length: 0.500 inches nominal
Head Style: hexagon extended washer
Head Height: 0.308 inches minimum and 0.324 inches maximum
Width Between Flats: 0.5510 inches minimum and 0.5625 inches maximum
Extended Washer Diameter: 0.640 inches minimum and 0.654 inches maximum
Extended Washer Thickness: 0.035 inches nominal
Washer Quantity: 1
End Item Identification: mrap
Nominal Thread Diameter: 0.3750 inches
Thread Quantity Per Inch: 16
Hardness Rating: 40.0 rockwell c minimum and 50.0 rockwell c maximum primary washer
Primary Washer Outside Diameter: 0.640 inches minimum and 0.654 inches maximum
Primary Washer Style: flat external teeth
Primary Washer Material Thickness: 0.035 inches nominal
Part Name Assigned By Controlling Agency: bolt,w/lock washer
Special Features: material: bolt-grade 5 steel, washer-steel 1050
Material: steel overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-556-6795	No Name Available	01/01/2008

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
69480R91	Assembled Washer Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-481-9792?

The FSCG of the NSN 5306-00-481-9792 is 5306

Does the NSN 5306-00-481-9792 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5306-00-481-9792 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 5306-00-481-9792 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-481-9792 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 5306-00-481-9792 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, Sep 14, 1970