ASME B18.2.2 HEX NUT — 3/8

ASME B18.2.2 HEX NUT — 3/8: width across flats 14–14.27 mm, nut height 8.13–8.56 mm, pitch 16 TPI. Material Grade 5, surface Plain, tensile strength 119,946 psi. Dimensional tolerances per ASME B18.

NUTS

High-performance industrial fastener under ASME B18.2.2 standard.
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Material Grade Filter

Dimensions

Width Across Flats (F)14–14.27 mm
Nut Height (m)8.13–8.56 mm
Pitch16 TPI
Tensile Strength119,946 psi
MaterialGrade 5
SurfacePlain

Dimensional tolerances per ASME B18.2.2-2015 (hex nuts) (inch series; values converted from inches).

Grades

Grade 5

Grade Grade 5 · Plain

Grade 5

Grade Grade 5 · Zinc

Grade 5

Grade Grade 5 · HDG

Grade 8

Grade Grade 8 · Plain

Grade 8

Grade Grade 8 · Zinc

Grade 8

Grade Grade 8 · HDG

← Back to ASME B18.2.2 HEX NUT → B3 Grade Matrix → Engineering Center (C)

Need technical support?

Contact engineering team for verified B2 data reference.

Standard References: Official ASME standards · ASME B18.2.2 reference (fasteners.eu)

ASME B18.2.2 Hexagon Nut per ASME B18.2.2 specification, available in Grade 5 grade with Plain finish. Engineered for industrial OEM applications requiring 827.0 MPa tensile strength and reliable long-term fastening performance.

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Frequently asked questions

What is the width across flats of ASME B18.2.2 HEX NUT — 3/8?

14–14.27 mm (nominal with the tolerance range shown above)

What is the nut height of ASME B18.2.2 HEX NUT — 3/8?

8.13–8.56 mm (nominal with the tolerance range shown above)

What is the thread pitch of ASME B18.2.2 HEX NUT — 3/8?

16 TPI

What material, finish and strength does this page list?

Material: Grade 5, surface: Plain, tensile strength: 119,946 psi.

Which tolerance basis is used on this page?

ASME B18.