51B464-3A45

View detailed technical data, stock status, and sourcing information for: 51B464-3A45
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-048-6074

Item Name Code

15903

Assigment Date

09/29/1977 (48 years ago)

hexagon head style, 3.078 inches minimum and 3.119 inches maximum fastener length, right-hand thread direction, 0.256 inches minimum and 0.317 inches maximum thread 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: 0.256 inches minimum and 0.317 inches maximum
Fastener Length: 3.078 inches minimum and 3.119 inches maximum
Head Style: hexagon
Head Height: 0.105 inches minimum and 0.125 inches maximum
Width Between Flats: 0.365 inches minimum and 0.377 inches maximum
Grip Diameter: 0.1885 inches minimum and 0.1895 inches maximum
Nominal Thread Diameter: 0.190 inches
Grip Length: 2.802 inches minimum and 2.822 inches maximum
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Material: steel comp e4340 or steel comp 4140 or steel comp 8740 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 overall
Surface Treatment: cadmium and chromate or cadmium overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec 1st treatment response or nas 672 assn std 2nd treatment response overall
Thread Series Designator: unjf

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
51B464-3A45	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-048-6074?

The FSCG of the NSN 5306-01-048-6074 is 5306

Does the NSN 5306-01-048-6074 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-048-6074 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 5306-01-048-6074 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-048-6074 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 5306-01-048-6074 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Thu, Sep 29, 1977