SY 1.11/16 TF

Pillow block ball bearing unit with extended inner ring and set screw locking, cast iron, ISO standards

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 suitable for applications with both constant and alternating directions of rotation. It has an inner ring extended on both sides and is locked onto the shaft by tightening a set screw on the inner ring, making it easy to mount.

  • Strong
  • Ready to mount
  • Lubricated and sealed bearing
  • Quick locking onto the shaft
  • Cost-effective

Dimensions

d
42.863 mm
 Bore diameter
d1
≈56.8 mm
 Shoulder diameter of inner ring
A
48 mm
 Base width
A1
32 mm
 Top width
A5
26.5 mm
 Standout of end cover
B
49.2 mm
 Width of inner ring
B4
8 mm
 Distance from locking device side face to thread centre
H
54 mm
 Height of spherical seat centre
H1
21 mm
 Foot height
H2
107 mm
 Overall height
J
143.5 mm
 Distance between attachment bolts
J
max.152 mm
 Distance between attachment bolts
J
min.135 mm
 Distance between attachment bolts
L
187 mm
 Overall length
N
14 mm
 Diameter of attachment bolt hole
N1
22.5 mm
 Length of attachment bolt hole
s1
30.2 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
DOWEL PINS
J6
173 mm
 Distance of dowel pins
J7
17 mm
 Axial offset of dowel pins
N4
4 mm
 Recommended diameter for dowel pins

Calculation data

Basic dynamic load rating C
33.2 kN
Basic static load rating C0
21.6 kN
Fatigue load limit Pu
0.915 kN
Limiting speed
4 300 r/min
Limiting speed with shaft tolerance h6

Mounting information

Set screw G2
5/16-24 UNF
Hexagonal key size for set screw
3.969 mm
Recommended tightening torque for set screw
6.5 N·m
Recommended diameter for attachment bolts, mm G
12 mm
Recommended diameter for attachment bolts, inch G
0.5 in
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SKU: SY 1.11/16 TF-SKF Categories: , ,
SKF

Properties

Housing type Pillow block
Number of bolt holes for fasteners 2
Fastening bolt hole type Plain
Retaining feature, inner ring Set screws
Bore type Cylindrical
Rubber seating ring Without
Material, housing Cast iron
Material, bearing Bearing steel
Coating Without
Sealing, bearing Seal and flinger on both sides
Sealing type Contact, standard
Sealing, unit Optional end cover
Lubricant Grease
Relubrication hole With
Grease fitting With
Compliance with standard
ISO
Purpose specific
For material handling applications
Material, housing
Cast iron
Sealing, bearing
Seal and flinger on both sides
Sealing type, bearing
Contact, standard
Sealing, unit
Optional end cover
Coating
Without

Logistics

Product net weight 2.15 kg
eClass code 23-05-08-02
UNSPSC code 31171536

Component

Pillow block housing for insert bearings, cast iron, ISO standards SY 509 M
Insert bearing with set screw locking and extended inner ring YAR 209-111-2F

Recommended product

End cover for bearing units ECY 209

(42.863X187X54.2) (SY1-11/16TF)

Additional information

Weight 2.1855 kg
Size (mm)

Colour

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