GN 648.1 Ball joints with female thread
| Type N lubrication possible | Type W self lubricated |
| d1 H7 | d2 | Left hand thread | CETOP connector dimension | b1 -0,12 | b2 | d3 | d4 | d5 | d6 | l1 | l2 | A/F | t | w move- ment angle |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | M 5 | M 5L | M 4 | 8 | 6 | 7,7 | 18 | 9 | 11 | 27 | 36 | 9 | 10 | 13 |
| 6 | M 6 | M 6L | - | 9 | 6,75 | 8,9 | 20 | 10 | 13 | 30 | 40 | 11 | 12 | 13 |
| 8 | M 8 | M 8L | - | 12 | 9 | 10,4 | 24 | 12,5 | 16 | 36 | 48 | 13 | 16 | 14 |
| 10 | M10 | M 10L | M 10 x 1,25 | 14 | 10,5 | 12,9 | 28 | 15 | 19 | 43 | 57 | 17 | 20 | 13 |
| 12 | M 12 | M 12L | M 12 x 1,25 | 16 | 12 | 15,4 | 32 | 17,5 | 22 | 50 | 66 | 19 | 22 | 13 |
| 14 | M 14 | M 14L | - | 19 | 13,5 | 16,8 | 36 | 20 | 25 | 57 | 75 | 22 | 25 | 16 |
| 16 | M 16 | M 16L | M 16 x 1,5 | 21 | 15 | 19,3 | 42 | 22 | 27 | 64 | 85 | 22 | 28 | 15 |
| 18 | M 18x1,5 | M 18 x 1,5L | - | 23 | 16,5 | 21,8 | 46 | 25 | 31 | 71 | 94 | 27 | 32 | 15 |
| 20 | M 20x1,5 | M 20 x 1,5L | - | 25 | 18 | 24,3 | 50 | 27,5 | 34 | 77 | 102 | 32 | 33 | 14 |
| 22 | M 22x1,5 | M 22 x 1,5L | - | 28 | 20 | 25,8 | 54 | 30 | 37 | 84 | 111 | 32 | 37 | 15 |
| 25 | M 24x2 | M 24 x 2L | - | 31 | 22 | 29,6 | 60 | 33,5 | 42 | 94 | 124 | 36 | 42 | 15 |
Specification
Housing
Steel
zinc plated, blue passivated
d1 = 5 bis 12: machined
d1 = 14 bis 25: forged
Internal ring
Steel 100 Cr6
hardened, ground, polished
Bearing socket
Type N
Brass, CuZn40Al1
Type W
Steel, zinc plated
with PTFE-insert
Information
Ball joints GN 648.1 are similar to DIN ISO 12240-4, series K (formerly DIN 648 K).
Ball joints DIN ISO 12240-4, series E (narrow model) on request.
Further information regarding jointed heads as well as load capacity.
How to order
Ball joint
with female thread
GN 648.1-16-M16x1,5-N
Code No.
648.1
d1
16
d2
M16x1,5
Type
N