GN 648.1

Ball Joint Heads

Types (pairings)

• Type N: Brass / Steel lubrication possible

• Type W: Steel-PTFE / Steel self lubricated

• zinc plated, blue passivated

• d₁ = 5 up to 12: machined

• d₁ = 14 up to 25: forged

Type N (lubrication possible)

Bearing socket

Brass, CuZn40AI1

Internal ring

Steel, 100Cr6

hardened, ground, polished

Type W (self lubricated)

Bearing socket

Steel, zinc plated

with PTFE-insert

Internal ring

Steel, 100Cr6

hardened, ground, polished