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HF-P0003-UNCRFQ only
Button Head Socket Cap Screw — 40CrMo Alloy Steel Hex Socket Button Head Screw UNC 3/8-16 1/2-13 5/8-11 Zinc Plated ASME B18.6.3
Product visual referenceDimensions confirmed with quotation

ASME B18.6.3

40CrMo Alloy Steel Hex Socket Button Head Screw UNC Zinc Plated ASME B18.6.3

Button Head Socket Cap Screw manufactured in 40CrMo Alloy Steel to ASME B18.6.3. Choose a size and length below, then send your quantity and documentation requirements for quotation.

Material
40CrMo Alloy Steel
Thread series
UNC
Finish
Zinc Plated
Drive
Hex Socket
Quoted to orderSend one complete specification.

Size · length · quantity · finish · delivery target

SKU BHCS-40CRM-UNC-3-8-16
Catalog recordHF-P0003-UNC
Thread systemUNC
Configurations3
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
3/8-163/8 · 16 TPI
Length confirmed with RFQ
1
1/2-131/2 · 13 TPI
Length confirmed with RFQ
1
5/8-115/8 · 11 TPI
Length confirmed with RFQ
1

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.
01
Product code
HF-P0003-UNC
02
Product type
Button Head Socket Cap Screw
03
Material
40CrMo Alloy Steel
04
Standard
ASME B18.6.3
05
Finish
Zinc Plated
06
Thread series
UNC
07
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