5306-01-020-4643

Find complete technical information, availability, and procurement data for: 5306-01-020-4643
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-020-4643

Item Name Code

04905

Assigment Date

04/30/1976 (50 years ago)

right-hand thread direction, dished hexagon head style, 0.444 inches minimum and 0.494 inches maximum thread length, 2.829 inches minimum and 2.859 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: 0.444 inches minimum and 0.494 inches maximum
Fastener Length: 2.829 inches minimum and 2.859 inches maximum
Head Style: dished hexagon
Head Height: 0.156 inches minimum and 0.171 inches maximum
Width Between Flats: 0.492 inches minimum and 0.502 inches maximum
Shoulder Diameter: 0.327 inches minimum and 0.328 inches maximum first shoulder
Shoulder Length: 2.365 inches minimum and 2.385 inches maximum first shoulder
Nominal Thread Diameter: 0.312 inches
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
Shoulder Shape: round first shoulder
Material: steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 overall
Material Document And Classification: mil-s-5000 mil spec 1st material response or mil-s-5626 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-8503 mil spec 5th material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas2905 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
NAS2903-38	Shoulder Bolt
NAS2905-38	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-020-4643?

The FSCG of the NSN 5306-01-020-4643 is 5306

Does the NSN 5306-01-020-4643 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-020-4643 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 5306-01-020-4643 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-020-4643 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 5306-01-020-4643 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Fri, Apr 30, 1976