CBS811-08-4

Socket Head Cap Screw

This page provides complete and verified information for part number CBS811-08-4, NSN 5305-00-310-5259

You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-310-5259

Item Name Code

16282

Assigment Date

10/26/1973 (52 years ago)

right-hand thread direction, 0.234 inches minimum and 0.266 inches maximum fastener length, 3a thread class, 0.172 inches minimum and 0.266 inches maximum thread length, flat chamfer head style

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.172 inches minimum and 0.266 inches maximum
Fastener Length: 0.234 inches minimum and 0.266 inches maximum
Head Style: flat chamfer
Head Diameter: 0.262 inches minimum and 0.270 inches maximum
Head Height: 0.159 inches minimum and 0.164 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.164 inches
Width Across Flats: 0.141 inches minimum and 0.143 inches maximum
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Material: iron alloy 660 overall
Material Document And Classification: ams5731 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: unjc

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
Demilitarization
Criticality
Federal Item Identification Guide
Precious Metals Indicator
Pseudo Item Name Code
Hazardous Material Indicator
Schedule B Code

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
National Motor Freight Classification Item Number
National Motor Freight Classification Sub-Item Number
Uniform Freight Classification Item Number
National Motor Freight Class Rating
Water Commodity
Type of Cargo
Special Hand
Air Dimension
Air Commodity
National Motor Freight Description

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for CBS811-08-4

What is the FSCG of the NSN 5305-00-310-5259?

The FSCG of the NSN 5305-00-310-5259 is 5305

Does the NSN 5305-00-310-5259 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-310-5259 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 5305-00-310-5259 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-310-5259 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 5305-00-310-5259 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Fri, Oct 26, 1973