Standard sheet GN 648.1
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More Information to Ball Joint Heads
as well as Load Capacity, page 1
Further information regarding
ball joints as well as load capacity, page 2
ISO Fundamental Tolerances
Product description
Ball joint heads GN 648.1 are similar to DIN ISO 12240-4, series K (formerly DIN 648 K).
Specification
Housing
Steel
- Zinc plated, blue passivated
- d1 = 5 up to 12: machined
- d1 = 14 up to 25: forged
Pairings
- Type N (lubrication possible)
Bearing socket
Brass, CuZn40Al
Internal ring
Steel 100 Cr6
Hardened, ground, polished
- Type W (self lubricated)
Bearing socket
Steel, zinc plated
with PTFE-insert
Internal ring
Steel, 100Cr6
Hardened, ground, polished
RoHS
On request
Narrow model (ISO 12240-1, series E)