CBS811-3-9

View detailed technical data, stock status, and sourcing information for: CBS811-3-9
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-309-4381

Item Name Code

16282

Assigment Date

10/31/1973 (52 years ago)

0.484 inches minimum and 0.578 inches maximum thread length, flat chamfer head style, right-hand thread direction, 0.546 inches minimum and 0.578 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: 0.484 inches minimum and 0.578 inches maximum
Fastener Length: 0.546 inches minimum and 0.578 inches maximum
Head Style: flat chamfer
Head Diameter: 0.303 inches minimum and 0.312 inches maximum
Head Height: 0.185 inches minimum and 0.190 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.156 inches minimum and 0.159 inches maximum
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Material: iron alloy 660 overall
Material Document And Classification: ams 5737 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf

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FAQs

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

What is the FSCG of the NSN 5305-00-309-4381?

The FSCG of the NSN 5305-00-309-4381 is 5305

Does the NSN 5305-00-309-4381 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-309-4381 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 5305-00-309-4381 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-309-4381 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 5305-00-309-4381 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Oct 31, 1973