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HF-P0286-UNCRFQ only
Hex Head Bolt — Combination UNC & UNF Hexagon Head Bolt 304 Stainless 10#-32 1/4-20 5/16-18 3/8-16 1/2-13 Plain Finish A2-70
Product visual referenceDimensions confirmed with quotation

Industrial fastener · A2-70

Combination UNC Hexagon Head Bolt 304 Stainless Plain Finish A2-70

Hex Head Bolt manufactured in 304 Stainless Steel for industrial fastening applications. Choose a size and length below, then send your quantity and documentation requirements for quotation.

Choose thread series
Material
304 Stainless Steel
Thread series
UNC
Finish
Plain
Drive
External Hex
Quoted to orderSend one complete specification.

Size · length · quantity · finish · delivery target

SKU HHB-304-A270-UNC+UNF-1-4-20
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Catalog recordHF-P0286-UNC
Thread systemUNC
Configurations4
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
1/4-201/4 · 20 TPI
Length confirmed with RFQ
1
5/16-185/16 · 18 TPI
Length confirmed with RFQ
1
3/8-163/8 · 16 TPI
Length confirmed with RFQ
1
1/2-131/2 · 13 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-P0286-UNC
02
Product type
Hex Head Bolt
03
Material
304 Stainless Steel
04
Grade / class
A2-70
05
Finish
Plain
06
Thread series
UNC
07
Drive type
External Hex

Same product family

Related specifications.

View the full series

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