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Prevailing Torque Hex Nut ISO 7042 — 12

00024AapprovedStandard
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Std. ref: ISO 7042ESX desig.: ESX-ISO7042-12-5-ST-PL

Prevailing torque all-metal hexagon high nut, per ISO 7042, thread M12.

Engineering Attributes

Dimensions

Nominal Diameter12 mm
Nut Height12.3 (0/-0.73) mm
Thread SizeM12×1.75
Width Across Corners20.03 mm
Width Across Flats18 (0/-0.27) mm

Material & Finish

MaterialSteel (ISO 898-1)
Finish / SurfaceNone (as processed)
Insert MaterialNone (all-metal locking element)

Mechanical

Unit Weight15.8 ± 1.44 g
Load DirectionTensile (axial pull)
Strength Grade Property Class5

Interface

Installation MethodWrench / spanner
Locking FeatureYes
Thread TypeMetric coarse (M)

14 attributes

Interchangeability

No interchangeability relationships agreed yet.

3 parts are 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.

3D · GLB
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Technical data is provided as-is and must be independently verified before use. Terms

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Functional alternates

3

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: Prevailing torque, all-metal high nut (ISO 7042)Height tolerancethis item: 0/-0.73Nut heightthis item: 12.3 mm
00024APrevailing Torque Hex Nut ISO 7042 — 12this itemISO 7042Prevailing torque, all-metal high nut (ISO 7042)0/-0.7312.3 mm
00021NPrevailing Torque Hex Nut ISO 7040 — 12also differs in: Insert material, Nut height limit, Nut height tolerance, Thickness limit, Total height, Total height toleranceISO 7040Nyloc (nylon insert, ISO 7040)0/-0.710.37 mm
00027TNyloc High Nut ISO 7041 — 12also differs in: Height limit, Insert material, Nut height limit, Nut height tolerance, Product grade, Strength grade property class, Thickness limit, Total height, Total height limitISO 7041Prevailing torque, nylon insert HIGH nut (ISO 7041)—11.57 mm
00024YPrevailing Torque Hex Flange Nut ISO 7044 — 12also differs in: Flange diameter, Flange diameter limit, Nut height tolerance, Od limit, Strength grade property classISO 7044Prevailing torque, all-metal hexagon flange nut (ISO 7044)0/-1.2313.8 mm