GN 648.5

Types (pairings)

  • Type NH: Bronze / Steel lubrication possible
  • Type WH: Bronze-PTFE / Steel self lubricated
  • Type WK: Stainless Steel-PTFE / Stainless Steel, self lubricated

Housing Stainless Steel AISI 431

forged, polished


Type NH (lubrication possible)

Bearing socket Bronze CuSn8

Internal ring Steel 100 Cr6

hardened, ground, polished

hard chrome plated

Type WH (self lubricated)

Bearing socket Bronze CuSN8

with PTFE-insert

Internal ring Steel 100Cr6

hardened, ground, polished

hard chrome plated

Type WK (self lubricated)

Bearing socket, Stainless Steel

AISI 316Ti with PTFE-insert

Internal ring

Stainless Steel AISI 420

hardened, ground, polished

Ball joint heads GN 648.5 are similar to DIN ISO 12240-4, series K (formerly DIN 648 K).

  • More information to ball joints as well as load capacity 

  • narrow model (ISO 12240-1, series E)

  • ISO-Fundamental Tolerances 
  • Stainless Steel characteristics 


Feeling overwhelmed with what product to choose?

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