P2B 211-SRB-CRE
Pillow block roller bearing unit, two-bolt, set screw locking
Pillow (plummer) block roller bearing units consist of a spherical mounted in a non-split housing that can be bolted to a support surface.
This variant has a spherical roller bearing, a two-bolt base and set screw locking, holding the shaft firmly against the inner ring of the bearing. The units are sealed and lubricated and ready to use. This bearing unit covers a wide range of requirements, in inch dimensions.
- Ready to mount
- Robust
- Factory lubricated and sealed
- Quick mounting
- Long service life
Dimensions
| da |
68.263 mm
|
Shaft diameter |
| d2 |
100.99 mm
|
Collar outer diameter |
| A |
68.263 mm
|
Housing foot width |
| A5 |
106.759 mm
|
Width including end cover |
| B |
71.438 mm
|
Inner ring width |
| H |
82.55 mm
|
Height base to center |
| H1 |
57.15 mm
|
Housing foot height |
| H2 |
165.894 mm
|
Housing height |
| J |
min.198.438 mm
|
Distance between attachment bolts, max. |
| J |
max.223.838 mm
|
Distance between attachment bolts, min. |
| J |
211.138 mm
|
Distance of attachment bolts |
| L |
265.113 mm
|
Housing length |
| N |
22.225 mm
|
Width foot slot width |
| N1 |
34.925 mm
|
Length of attachment bolt hole |
| s |
35.719 mm
|
Centre line unit to side face of inner ring |
| S |
0.794 mm
|
Centre line of “fixed” bearing |
GREASE FITTING
| GN |
1/8-27 NPT
|
Thread of grease fitting |
Calculation data
| Basic dynamic load rating |
C |
212 kN
|
| Basic static load rating |
C0 |
240 kN
|
| Fatigue load limit |
Pu |
26.5 kN
|
| Limiting speed |
|
2 500 r/min
|
| Limiting value |
e |
0.22
|
| Calculation factor |
Y1 |
3
|
| Calculation factor |
Y2 |
4.6
|
| Calculation factor |
Y0 |
2.8
|
| Bearing mean diameter |
dm |
102.616 mm
|
| Axial holding force of the locking mechanism |
Pa |
20 kN
|
Safe loads
| P90° |
57.8 kN
|
Safe load at 90° |
| P135° |
36.5 kN
|
Safe load at 135° |
| P180° |
44.5 kN
|
Safe load at 180° |
Mounting information
| Attachment bolt diameter |
G |
0.75 in
|
| Set screws |
|
M6-1 x 16mm
|
| Number of set screws |
|
5
|
| Tightening torque for set screws |
|
7.909 N·m
|
| Grease quantity for relubrication |
|
8 g
|
