5306-00-947-3409

Find complete technical information, availability, and procurement data for: 5306-00-947-3409
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-947-3409

Item Name Code

04905

Assigment Date

04/01/1966 (60 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.

round w/wrench flats chamfered head style, right-hand thread direction, 0.574 inches minimum and 0.614 inches maximum thread length, 3.740 inches minimum and 3.760 inches maximum fastener length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.574 inches minimum and 0.614 inches maximum
Fastener Length: 3.740 inches minimum and 3.760 inches maximum
Head Style: round w/wrench flats chamfered
Head Diameter: 1.200 inches minimum and 1.220 inches maximum
Head Height: 0.230 inches minimum and 0.250 inches maximum
Width Between Flats: 0.980 inches minimum and 1.000 inches maximum
Shoulder Diameter: 0.873 inches minimum and 0.874 inches maximum first shoulder
Shoulder Length: 3.146 inches minimum and 3.166 inches maximum first shoulder
Shank Unthreaded Hole Diameter: 0.141 inches nominal first hole
Nominal Thread Diameter: 0.625 inches
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center: 3.610 inches nominal first hole
Shoulder Shape: round first shoulder
Special Features: two cotter pin holes drilled 90 degrees apart
Material: steel comp e4340 overall
Material Document And Classification: mil-s-5000 mil spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response 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
65102-11056-101	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-947-3409?

The FSCG of the NSN 5306-00-947-3409 is 5306

Does the NSN 5306-00-947-3409 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-947-3409 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 5306-00-947-3409 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-947-3409 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 5306-00-947-3409 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Apr 1, 1966