Black Finish Hex Head Bolt Grade 8 UNC Black Oxide 35CrMo ASME B18.2.1

Hex Head Bolt manufactured in 35CrMo Alloy Steel to ASME B18.2.1. Choose a size and length below, then send your quantity and documentation requirements for quotation.

Material: 35CrMo Alloy Steel
Thread series: UNC
Finish: Black Oxide
Drive: External Hex

Quoted to orderSend one complete specification.

Size · length · quantity · finish · delivery target

Nominal thread

Length

Quantity

SKU HHB-35CRM-G8-UNC-1-2-13X1-2

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Catalog recordHF-P0279-UNC

Thread systemUNC

Configurations27

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

1/2-131/2 · 13 TPI

1/2 in3/8 in1 in2 in3 in5 in6 in7 in8 in

3/4-103/4 · 10 TPI

1/2 in3/8 in1 in2 in3 in5 in6 in7 in8 in

7/8-97/8 · 9 TPI

1/2 in3/8 in1 in2 in3 in5 in6 in7 in8 in

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-P0279-UNC
Product type: Hex Head Bolt
Material: 35CrMo Alloy Steel
Standard: ASME B18.2.1
Grade / class: Grade 8
Finish: Black Oxide
Thread series: UNC
Drive type: External Hex

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

Black Finish Hex Head Bolt Grade 8 UNC Black Oxide 35CrMo ASME B18.2.1

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35CrMo Alloy Steel Hex Head Bolt UNC Black Oxide Grade 8 ASME B18.2.1

Specify it once. Quote it correctly.