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Catalogue Technical Specification
ISO Fundamental Tolerances

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GN648.2 Type N 3D CAD Model
GN648.2 Type W 3D CAD Model


GN648.2 Ball Joint Head, Threaded Bolt

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Series Selector


Type N - Manual Lubrication

Type W - Self Lubricated

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Product Description

GN648.2 Ball Joint Head, Threaded Bolt

Ball joint heads are ideal for a range of mounting applications as they swivel in all directions. These ball joints GN648.2 are similar to DINISO 12240-4, series K (formerly DIN648 K). 


Housing - Steel, zinc plated, blue passivated. d1 = 5 up to 12: machined. d1 = 14 up to 25: forged.


Type N (lubrication possible)

Bearing socket - Brass BR, CuZn40Al

Internal ring - Steel ST, 100 Cr6, hardened, ground, polished.

Type W (self lubricated) 

Bearing socket - Steel ST, zinc plated, with PTFE-insert

Internal ring - Steel ST, 100 Cr6, hardened, ground, polished

On Request

Ball joints DINISO 12240-4, series E (narrow model)

Related Series

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GN648.2 Ball Joints Threaded Bolt self manual lubrication male

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