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Hex High Nut ISO 4033 — 20

00027KapprovedStandard
Std. ref: ISO 4033ESX desig.: ESX-ISO4033-20-8-ST-PLStd. designation: Hexagon high nut ISO 4033 - M20 - 8

Hexagon high nut (style 2), M20, width across flats 30 mm, per ISO 4033.

Engineering Attributes

Dimensions

Nominal Diameter20 mm
Nut Height20.3 (0/-1.30) mm
Thread SizeM20×2.5
Width Across Corners32.95 mm
Width Across Flats30 (0/-0.84) mm

Material & Finish

MaterialSteel (ISO 898-1)
Finish / SurfaceNone (as processed)

Mechanical

Unit Weight80.6 ± 12 g
Load DirectionTensile (axial pull)
Strength Grade Property Class8

Interface

Installation MethodWrench / spanner
Locking FeatureNo
Thread DirectionRight-hand (standard)
Thread TypeMetric coarse (M)

14 attributes

Interchangeability

No interchangeability relationships agreed yet.

1 part is detected as substitutable for this one from the standard's own interchange rule — listed under Functional alternates below. A detection is computed on every read; a relationship here is one a party has agreed to.

Technical data is provided as-is and must be independently verified before use. Terms

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Functional alternates

1

Same dimensions and material, so they fit the same place. They differ in strength class, coating or tolerance — check the requirement before substituting.

The last 3 columns show the fields that differ from this item (Nut type · Height tolerance · Nut height). Values in blue differ; grey values match this item.

CodeItemStandardNut typethis item: Hexagon high nut (style 2)Height tolerancethis item: 0/-1.3Nut heightthis item: 20.3 mm
00027KHex High Nut ISO 4033 — 20this itemISO 4033Hexagon high nut (style 2)0/-1.320.3 mm
0001FJHex Nut ISO 4032 — M20also differs in: Nut height tolerance, Product gradeISO 4032Hex nut (full)0/-1.118 mm