NAS6304U50DH

View detailed technical data, stock status, and sourcing information for: NAS6304U50DH
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-508-4640

Item Name Code

15903

Assigment Date

07/26/1974 (52 years ago)

dished hexagon head style, 3a thread class, 0.345 inches minimum and 0.395 inches maximum thread length, 3.480 inches minimum and 3.510 inches maximum fastener length, right-hand thread direction

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: 0.345 inches minimum and 0.395 inches maximum
Fastener Length: 3.480 inches minimum and 3.510 inches maximum
Head Style: dished hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.430 inches minimum and 0.439 inches maximum
Hole Diameter: 0.051 inches nominal
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.086 inches maximum first hole
Nominal Thread Diameter: 0.250 inches
Grip Length: 3.115 inches minimum and 3.135 inches maximum
Hole Quantity: 3
Hole Type: drilled
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Hole Configuration Style: hexagon corners
Distance From Head Largest Bearing Surface To Shank Hole Center: 3.300 inches minimum and 3.350 inches maximum first hole
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 overall
Material Document And Classification: ams 5731 assn std single material response or ams 5737 assn std single material response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas6304 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-028-3501	No Name Available	04/01/1990

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
NAS6304U50DH	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-508-4640?

The FSCG of the NSN 5306-00-508-4640 is 5306

Does the NSN 5306-00-508-4640 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-508-4640 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 5306-00-508-4640 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-508-4640 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 5306-00-508-4640 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Fri, Jul 26, 1974