DIN 931 Cap Screws | McMaster-Carr

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Specifications Met

DIN Standard

DIN 931

System of Measurement

Thread Size

Length

Threading

Thread Pitch

Fastener Strength Grade/Class

Fastener Head Type

Material

Finish

Zinc Yellow-Chromate Plated

Head Width

Head Height

Thread Spacing

Thread Type

Color

Drive Style

Thread Direction

Tensile Strength

60,000 psi to 99,999 psi

100,000 psi or greater

Thread Fit

RoHS

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

Hardness

REACH

Component

Height

695 Products

About Hex Head Screws and Bolts

Medium-Strength Metric Class
8.8 Steel Hex Head Screws

Choose these metric screws for fastening most machinery and equipment. They are twice as strong as low-strength steel screws.

High-Strength Metric Class
10.9 Steel Hex Head Screws

Choose these Class 10.9 steel screws for high-stress applications, such as valves, pumps, motors, and automotive suspension systems. They are at least 25% stronger than medium-strength steel screws.

18-8 Stainless Steel Hex Head Screws

The standard choice for fastening in wet and outdoor conditions. Made of 18-8 stainless steel, these screws resist corrosion from mild chemicals and water.

Stainless Steel Hex Screw
and Nut Kits for Pipe Flanges

Join standard-sized stainless steel and aluminum pipe flanges in corrosive conditions.

About Hex Head Screws and Bolts

Hex Head Screws

Medium-Strength Metric Class8.8 Steel Hex Head Screws

High-Strength Metric Class10.9 Steel Hex Head Screws

18-8 Stainless Steel Hex Head Screws

Stainless Steel Hex Screwand Nut Kits for Pipe Flanges

Medium-Strength Metric Class
8.8 Steel Hex Head Screws

High-Strength Metric Class
10.9 Steel Hex Head Screws

Stainless Steel Hex Screw
and Nut Kits for Pipe Flanges