Split plummer (pillow) block housing, SNL 2, 3, 5 and 6 series
SNL plummer (pillow) block housings are the most popular SKF bearing housings on the market, developed to be the first choice for design, quality and economy.
They enable the incorporated bearings to achieve maximum service life with less need for maintenance. Oil seals are supplied together with the housing as a unit.
- Easy to install
- Cost-effective bearing arrangement
- Reduce maintenance
- Minimize lubricant leakage
Dimensions
BEARING SEAT
| Da |
290 mm
|
Diameter of bearing seat |
|
G7
|
Tolerance class of bearing seat diameter |
| Ca |
114 mm
|
Width of bearing seat |
| H1 |
170 mm
|
Centre height of bearing seat |
OUTSIDE DIMENSIONS
| Db |
140 mm
|
Bore diameter |
| A1 |
160 mm
|
Foot width |
| A2 |
257 mm
|
Width accross seals |
| G1 |
G 3/8
|
Thread of relubrication holes |
| GV |
G 3/4
|
Thread of oil outlet hole |
| H |
344 mm
|
Overall height |
| H2 |
60 mm
|
Foot height |
| L |
550 mm
|
Overall length |
| J |
470 mm
|
Distance between attachment bolts |
| N |
42 mm
|
Length of attachment bolt hole |
| N1 |
35 mm
|
Width of attachment bolt hole |
DOWEL PINS
| J6 |
506 mm
|
Distance between dowel pins |
| J7 |
58 mm
|
Axial offset of dowel pins |
| N4 |
max.12 mm
|
Diameter of dowel pins |
Calculation data
BREAKING LOADS
| P0° |
1 300 kN
|
Breaking load at 0° load angle |
| P55° |
1 450 kN
|
Breaking load at 55° load angle |
| P90° |
860 kN
|
Breaking load at 90° load angle |
| P120° |
640 kN
|
Breaking load at 120° load angle |
| P150° |
570 kN
|
Breaking load at 150° load angle |
| P180° |
720 kN
|
Breaking load at 180° load angle |
| Pa |
470 kN
|
Breaking load, axial |
YIELD POINTS OF CAP BOLTS
| Q120° |
900 kN
|
Load to reach yield point at 120° load angle |
| Q150° |
520 kN
|
Load to reach yield point at 150° load angle |
| Q180° |
450 kN
|
Load to reach yield point at 180° load angle |
Materials
| Housing material |
Cast iron
|
| Corrosion protection |
Paint – in accordance with ISO 12944-2, corrosivity category C2
|
Mounting information
| Recommended diameter of attachment bolts |
G |
30 mm
|
| Recommended tightening torque for attachment bolts |
|
1 310 N·m
|
| Size of cap bolts |
|
M24x130
|
| Tightening torque for cap bolts |
|
350 N·m
|
| Size of eye bolt |
|
M12
|