5306-01-426-8622

Find complete technical information, availability, and procurement data for: 5306-01-426-8622
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-426-8622

Item Name Code

01847

Assigment Date

03/19/1996 (30 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

3a thread class, 0.469 inches nominal fastener length, hexagon head style, right-hand thread direction, 1.329 inches minimum and 1.375 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: 1.329 inches minimum and 1.375 inches maximum
Fastener Length: 0.469 inches nominal
Head Style: hexagon
Head Height: 0.140 inches minimum and 0.172 inches maximum
Width Between Flats: 0.428 inches minimum and 0.440 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.875 inches nominal
Thread Quantity Per Inch: 28
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Material: steel 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
MS21094-4014	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-426-8622?

The FSCG of the NSN 5306-01-426-8622 is 5306

Does the NSN 5306-01-426-8622 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-426-8622 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 5306-01-426-8622 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-426-8622 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 5306-01-426-8622 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Tue, Mar 19, 1996