HF-P0197-UNCRFQ only

Hex Head Bolt — ASME ANSI Certified 304 Stainless Steel Hexagon Head Bolts UNC 4# 6# 8# 10# Sizes 1/4-20 3/8-16 5/16-18 1/2-13 5/8-11 Bolts

Product visual referenceDimensions confirmed with quotation

ASME

ASME ANSI Certified 304 Stainless Steel Hexagon Head Bolts UNC Sizes Bolts

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

Material: 304 Stainless Steel
Thread series: UNC
Finish: Plain
Drive: External Hex

Quoted to orderSend one complete specification.

Size · length · quantity · finish · delivery target

Nominal thread

Length

Quantity

SKU HHB-304-UNC-1-4-20X18

Request a Quote Send Drawing

Catalog recordHF-P0197-UNC

Thread systemUNC

Configurations81

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

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

5/16-185/16 · 18 TPI

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

3/8-163/8 · 16 TPI

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

1/2-131/2 · 13 TPI

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

5/8-115/8 · 11 TPI

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

#4-40#4 · 40 TPI

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

#6-32#6 · 32 TPI

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

#8-32#8 · 32 TPI

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

#10-24#10 · 24 TPI

18 in1 in6 in7 in15 in13 in2 in1/2 in3/4 in

9

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-P0197-UNC
Product type: Hex Head Bolt
Material: 304 Stainless Steel
Standard: ASME
Finish: Plain
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