SNLD 3138 G
Split plummer (pillow) block housing, SNL 30, 31 and 32 series
SNL plummer (pillow) block housings in the 30, 31 and 32 series are robust and suitable for tough operating conditions.
They enable the incorporated bearings to achieve maximum service life with less need for maintenance. Different housing variants and seal designs are available, making the use of tailored housings virtually unnecessary and enabling cost-effective bearing arrangements to be made
- Easy to install
- Cost-effective bearing arrangement
- Reduce maintenance
- Minimize lubricant leakage
Dimensions
Bearing seat
| Da |
320 mm
|
Diameter of bearing seat |
|
G7
|
Tolerance class of bearing seat diameter |
| Ca |
124 mm
|
Width of bearing seat |
| H1 |
190 mm
|
Centre height of bearing seat |
Outside dimensions
| Db |
191.4 mm
|
Bore diameter |
| A |
260 mm
|
Overall width |
| A1 |
210 mm
|
Foot width |
| G1 |
1/8-27 NPSF
|
Thread of relubrication holes |
| H |
375 mm
|
Overall height |
| H2 |
80 mm
|
Foot height |
| L |
560 mm
|
Overall length |
| J |
480 mm
|
Distance between attachment bolts |
| J1 |
120 mm
|
Axial distance between attachment bolts |
| N |
34 mm
|
Length of attachment bolt hole (radial) |
| N1 |
28 mm
|
Width of attachment bolt hole |
| s |
10 mm
|
Offset of bearing axis |
Seal grooves
| A3 |
187 mm
|
Inside width |
| A4 |
11 mm
|
Width of seal groove |
| A5 |
5.5 mm
|
Width of labyrinth stage |
| A6 |
22 mm
|
Width of labyrinth |
| A7 |
242 mm
|
Width between seal grooves |
| Dc |
206.4 mm
|
Diameter of seal groove |
| Dd |
215.4 mm
|
Diameter of seal groove |
Dowel pins
| J6 |
520 mm
|
Distance between dowel pins |
| N4 |
20 mm
|
Diameter of dowel pins |
Calculation data
Breaking loads
| P0° |
3 960 kN
|
Breaking load at 0° load angle |
| P55° |
4 860 kN
|
Breaking load at 55° load angle |
| P90° |
2 340 kN
|
Breaking load at 90° load angle |
| P120° |
1 800 kN
|
Breaking load at 120° load angle |
| P150° |
1 584 kN
|
Breaking load at 150° load angle |
| P180° |
1 980 kN
|
Breaking load at 180° load angle |
| Pa |
1 278 kN
|
Breaking load, axial |
Yield points of cap bolts
| Q120° |
1 800 kN
|
Load to reach yield point at 120° load angle |
| Q150° |
1 040 kN
|
Load to reach yield point at 150° load angle |
| Q180° |
900 kN
|
Load to reach yield point at 180° load angle |
Materials
| Housing material |
Spheroidal graphite cast iron
|
| Corrosion protection |
Paint – in accordance with ISO 12944-2, corrosivity category C2
|
Mounting information
| Recommended diameter of attachment bolts |
G |
24 mm
|
| Recommended tightening torque for attachment bolts |
|
665 N·m
|
| Size of cap bolts |
|
M24x150
|
| Tightening torque for cap bolts |
|
350 N·m
|
| Size of eye bolt |
|
M20
|
| Initial grease fill, 20% |
|
1.2 kg
|
| Initial grease fill, 40% |
|
1.8 kg
|
Included products
| Grease fitting |
AH 1/8-27 PTF, M1 G 1/8
|
| Adapter |
LAPN 1/8
|