5306-01-281-2335

Find complete technical information, availability, and procurement data for: 5306-01-281-2335
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-281-2335

Item Name Code

15903

Assigment Date

06/20/1988 (38 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.

5.093 inches minimum and 5.140 inches maximum fastener length, 3a thread class, 0.327 inches minimum and 0.406 inches maximum thread length, right-hand thread direction, 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: 0.327 inches minimum and 0.406 inches maximum
Fastener Length: 5.093 inches minimum and 5.140 inches maximum
Head Style: hexagon
Head Height: 0.172 inches minimum and 0.204 inches maximum
Width Between Flats: 0.552 inches minimum and 0.564 inches maximum
Grip Diameter: 0.3733 inches minimum and 0.3742 inches maximum
Shank Unthreaded Hole Diameter: 0.106 inches minimum and 0.116 inches maximum first hole
Nominal Thread Diameter: 0.375 inches
Grip Length: 4.734 inches minimum and 4.766 inches maximum
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center: 4.953 inches minimum and 4.985 inches maximum first hole
Surface Finish: 32.0 microinches grip
Material: steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2 class 2 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas464 professional/industrial association standard

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
NAS464P6-76	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-281-2335?

The FSCG of the NSN 5306-01-281-2335 is 5306

Does the NSN 5306-01-281-2335 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-281-2335 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 5306-01-281-2335 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-281-2335 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 5306-01-281-2335 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Mon, Jun 20, 1988