NAS634-80

View detailed technical data, stock status, and sourcing information for: NAS634-80
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-539-5386

Item Name Code

15903

Assigment Date

09/25/1974 (51 years ago)

1.169 inches minimum and 1.219 inches maximum thread length, double hexagon extended washer head style, 6.179 inches minimum and 6.209 inches maximum fastener length, right-hand thread direction, 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: 1.169 inches minimum and 1.219 inches maximum
Fastener Length: 6.179 inches minimum and 6.209 inches maximum
Head Style: double hexagon extended washer
Head Height: 0.798 inches minimum and 0.818 inches maximum
Width Between Flats: 0.934 inches minimum and 0.943 inches maximum
Extended Washer Diameter: 1.428 inches minimum and 1.438 inches maximum
Extended Washer Thickness: 0.188 inches minimum and 0.208 inches maximum
Grip Diameter: 0.8730 inches minimum and 0.8740 inches maximum
Nominal Thread Diameter: 0.875 inches
Grip Length: 4.990 inches minimum and 5.010 inches maximum
Thread Quantity Per Inch: 14
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Material: steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type 2 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas634 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
NAS634-80	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-539-5386?

The FSCG of the NSN 5306-00-539-5386 is 5306

Does the NSN 5306-00-539-5386 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-539-5386 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 5306-00-539-5386 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-539-5386 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 5306-00-539-5386 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Sep 25, 1974