S3-8-8A

View detailed technical data, stock status, and sourcing information for: S3-8-8A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-432-8732

Item Name Code

06666

Assigment Date

05/14/1971 (55 years ago)

0.469 inches minimum and 0.500 inches maximum fastener length, right-hand thread direction, 3a thread class, 0.407 inches minimum and 0.500 inches maximum thread length, 0.270 inches nominal head diameter

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: 0.407 inches minimum and 0.500 inches maximum
Fastener Length: 0.469 inches minimum and 0.500 inches maximum
Head Diameter: 0.270 inches nominal
Head Height: 0.164 inches nominal
Hole Diameter: 0.046 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.164 inches
Width Across Flats: 0.125 inches nominal
Hole Quantity: 2
Hole Type: drilled
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 170000 pounds per square inch
Hardness Rating: 38.0 rockwell c minimum and 42.0 rockwell c maximum overall
Hole Configuration Style: round
Material: steel comp 4140 overall
Material Document And Classification: mil-s-5626 mil spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 2 fed spec single treatment response overall
Thread Series Designator: unc

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
S3-8-8A	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-432-8732?

The FSCG of the NSN 5306-00-432-8732 is 5306

Does the NSN 5306-00-432-8732 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-432-8732 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 5306-00-432-8732 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-432-8732 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 5306-00-432-8732 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, May 14, 1971