Stober PK - Combinatorial Shaft;Housing Design; Housing Design; Installation Conditions

6.5.3 Housing design
Pitch circle diameter G Round flange F
Square flange Q Pitch circle diameter + side fastening GN
G F Q GN
F1 ✓ ✓ ✓ ✓
F2 ✓ ✓ ✓ ✓
F3 ✓ ✓ ✓ ✓
F4 ✓ ✓ ✓ ✓
F6 ✓ ✓ ✓ ✓
6.5.4 Combinatorial shaft/housing design
Housing design
Shaft design Code G F Q GN
Hollow shaft with keyway A AG AF AQ AGN
Hollow shaft with shrink
ring
S SG SF SQ SGN
Solid shaft V − VF VQ −
6.5.5 Installation conditions
Hollow shaft
The hollow shaft hole tolerance is ISO H7. The tolerance of the machine shaft must be ISO k6.
Take care to align the machine shaft with the gear unit hollow shaft when attaching the gear unit.
Maximum deviation ≤ 0.03 mm.
For simpler assembly and disassembly of the machine shaft, the hollow shafts are equipped with a spiral
groove (as a grease deposit).
A hardened, threaded keeper plate is included in the scope of delivery. You also have the option to order
the hollow shaft without a keeper plate.
Hollow shaft with shrink ring
The tolerance of the hollow shaft hole is ISO H7.
The machine shaft must be ISO h9.
Select a material for the machine shaft with a permitted surface pressure of p ≥ 325 N/mm
2
.
Possible materials:
• C45E +QT
• 42CrMo4
6.5 Product description 6 Foffset helical geared motors
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