SYF 50 FM

Short base pillow block ball bearing unit with narrow inner ring and eccentric locking collar, cast iron

Short base pillow (plummer) block ball bearing units consist of an insert bearing mounted in a cast iron housing that can be bolted to a support surface.

This variant is intended for use in applications where the direction of rotation is constant. It has a narrow inner ring and is locked onto the shaft by an eccentric locking collar, making it easy to mount.

  • Strong
  • Narrow design
  • Ready to mount
  • Lubricated and sealed bearing
  • Designed for rotation in one direction
  • Accommodate static initial misalignment

Dimensions

d1
≈62.51 mm
 Shoulder diameter of inner ring
d2
67.2 mm
 Outside diameter of locking ring
A
54 mm
 Base width
A1
34 mm
 Top width
B1
43.7 mm
 Overall bearing width
B4
6.75 mm
 Distance from locking device side face to thread centre
H
57.2 mm
 Height of spherical seat centre
H2
114 mm
 Overall height
J
101.6 mm
 Distance between attachment bolts
L
135 mm
 Overall length
s1
32.7 mm
 Distance from locking device side face to raceway centre
THREADED HOLE
RG
1/4-28 UNF
 Housing thread for the grease fitting
R1
4 mm
 Axial position of the housing thread
Rα
45 °
 Angular position of the housing thread
GREASE FITTING
DN
6.5 mm
 Diameter of head sphere of grease fitting
SWN
7 mm
 Hexagonal key size for the grease fitting
GN
1/4-28 SAE-LT
 Thread of grease fitting

Calculation data

Basic dynamic load rating C
35.1 kN
Basic static load rating C0
23.2 kN
Fatigue load limit Pu
0.98 kN
Limiting speed
4 000 r/min
Limiting speed with shaft tolerance h6

Mounting information

Thread for attachment bolts G
M16
Thread length G1
25.5 mm
Set screw G2
M10x1
Hexagonal key size for set screw
5 mm
Recommended tightening torque for set screw
16.5 N·m
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SKU: SYF 50 FM-SKF Categories: ,
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Description

Properties

Housing type Pillow block
Number of bolt holes for fasteners 2
Fastening bolt hole type Threaded
Retaining feature, inner ring Eccentric collar
Bore type Cylindrical
Rubber seating ring Without
Material, housing Cast iron
Material, bearing Bearing steel
Coating Without
Sealing, bearing Seal on both sides
Sealing type Contact, standard
Sealing, unit Without
Lubricant Grease
Relubrication hole With
Grease fitting With
Compliance with standard
Not standardized
Purpose specific
For material handling applications
Material, housing
Cast iron
Sealing, bearing
Seal on both sides
Sealing type, bearing
Contact, standard
Sealing, unit
Without
Coating
Without

Logistics

Product net weight 2.35 kg
eClass code 23-05-08-02
UNSPSC code 31171536

Component

Insert bearing with an eccentric locking collar and narrow inner ring YET 210
Short base pillow block housing for insert bearings, cast iron SYF 510

(50X135X59.7) (SYF50FM)

Additional information

Weight 2.59 kg
Size (mm)

Colour

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