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FAG / Locknut

FAG HM31/670

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

Technical data available
WidthB
106 mm
Mass≈m
166.6 kg
ThreadG
Tr670X6
Outerside diameterd2
850 mm / 33.465 in
Chamfer diameterd1
775 mm / 30.512 in
Width retaining slotb
50 mm / 1.969 in

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 specifications2 parameters
Core specifications
ParameterSymbolValue
WidthB106 mm
Mass≈m166.6 kg
Main Dimensions & Performance Data4 parameters
Main Dimensions & Performance Data
ParameterSymbolValue
ThreadGTr670X6
Outerside diameterd2850 mm33.465 in
WidthB106 mm4.173 in
Mass≈m166.6 kg367.29 lbs
Mounting dimensions3 parameters
Mounting dimensions
ParameterSymbolValue
Chamfer diameterd1775 mm30.512 in
Width retaining slotb50 mm1.969 in
Height retaining sloth28 mm1.102 in
Manufacturer Identity6 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code1399519
BrandFAG
Base TypeHM31/670
X Life Markingn.r.
SAP material number0389340510000
Base product23110822ZZ_NoSuffix
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionLocknut HM
Short DescriptionLocknut
Additional information3 parameters
Additional information
ParameterSymbolValue
Axial load capacity, staticF21,500,000 N4,833,633.094 lbf
FuseMS31/670
Chamfer angle30 °
Technical Data7 parameters
Technical Data
ParameterSymbolValue
Total Width (B)106 mm
Outside Diameter Nut (D2)850 mm
Axial Load Capacity, Static (F)21,500,000 N
Width Retaining Slot (B)50 mm
Champfer Angle (Champfer Ang)30 °
Chamfer Diameter (D1)775 mm
Height Retaining Slot (H)28 mm

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
FAG HM31/670
Document matching
Exact designation, assembly scope, revision and units must agree.

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