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INA / Precision locknut

INA ZM140

Precision locknut technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Outside diameterD
180 mm
WidthB
26 mm
Mass≈m
1.85 kg
Outside Diamater (D)
180 mm
Total Height (H)
26 mm
Mounting Torque Set Screw (Ma)
38 Nm

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications3 parameters
Core specifications
ParameterSymbolValue
Outside diameterD180 mm
WidthB26 mm
Mass≈m1.85 kg
Manufacturer Identity5 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code408965
BrandINA
Base TypeZM140
Old Designation["ZM 140"]
X Life Markingn.r.
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionPrecision locknut ZM, accessory ZM..
Short DescriptionPrecision locknut
Technical Data11 parameters
Technical Data
ParameterSymbolValue
Outside Diamater (D)180 mm
Total Height (H)26 mm
Mounting Torque Set Screw (Ma)38 Nm
Plant Diameter Outside (D1)160 mm
Distance Bore (C)13 mm
Width Retaining Slot (B)14 mm
Breakawag (Ml)800 Nm
Hight Retaining Slot (T)6 mm
Mounting Torque Reference (Mal)600 Nm
Breaking Load, Axial (Fab)690,000 N
Mass Moment Of Inertia (Mm)133 kg*cm2

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
INA ZM140
Document matching
Exact designation, assembly scope, revision and units must agree.

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