ASTM A193 B7 Grade Alloy Steel Button Head Cap Screw UNC Zinc Plated ASME B18.6.3

Button Head Socket Cap Screw manufactured in Alloy Steel to ASME B18.6.3. Choose a size and length below, then send your quantity and documentation requirements for quotation.

Material: Alloy Steel
Thread series: UNC
Finish: Zinc Plated
Drive: Hex Socket

Quoted to orderSend one complete specification.

Size · length · quantity · finish · delivery target

Nominal thread

Length

Quantity

SKU BHCS-ALY-B7-UNC-5-16-18

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Catalog recordHF-P0007-UNC

Thread systemUNC

Configurations2

Supply modeMade to specification

Sizes & configurations

Choose diameter and length.

Browse the listed sizes. Where no length is listed, include the required overall length with your RFQ. Thread details and dimensions are confirmed during quotation.

Nominal threadRecorded lengthsRows

5/16-185/16 · 18 TPI

Length confirmed with RFQ

1/2-131/2 · 13 TPI

Length confirmed with RFQ

Need a size not shown? Send the standard, thread designation and drawing. Custom and non-standard configurations are reviewed individually.

Technical dossier

Specification at a glance.

Use these specifications for product selection. Final tolerances, dimensions and inspection requirements are confirmed before production.

Product code: HF-P0007-UNC
Product type: Button Head Socket Cap Screw
Material: Alloy Steel
Standard: ASME B18.6.3 · ASTM A193
Grade / class: ASTM A193 B7
Finish: Zinc Plated
Thread series: UNC
Drive type: Hex Socket

Engineering review before quotation

Specify it once. Quote it correctly.

Send the size, length, quantity and any drawing or inspection requirement. We will confirm manufacturability, MOQ and lead time before you commit.

Request a Quote Send Drawing

ASTM A193 B7 Grade Alloy Steel Button Head Cap Screw UNC Zinc Plated ASME B18.6.3

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Specify it once. Quote it correctly.