SY 2.15/16 UTF

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
74.613 mm
Bore diameter
d1
92.05 mm
Shoulder diameter of inner ring
A
72 mm
Base width
A1
48 mm
Top width
B
73.3 mm
Width of inner ring
B4
12 mm
Distance from locking device side face to thread centre
H
82.6 mm
Height of spherical seat centre
H1
33 mm
Foot height
H2
166 mm
Overall height
J
216 mm
Distance between attachment bolts
J
max.229 mm
Distance between attachment bolts
J
min.203 mm
Distance between attachment bolts
L
279 mm
Overall length
N
22 mm
Diameter of attachment bolt hole
N1
35 mm
Length of attachment bolt hole
s1
46.3 mm
Distance from locking device side face to raceway centre
THREADED HOLE
RG
1/8-27 NPT
Housing thread for the grease fitting
R1
5.5 mm
Axial position of the housing thread
Rα
45 °
Angular position of the housing thread
GREASE FITTING
DN
6.579 mm
Diameter of head sphere of grease fitting
SWN
11.113 mm
Hexagonal key size for the grease fitting
GN
1/8-27 NPT
Thread of grease fitting

Calculation data

Basic dynamic load rating C
66.3 kN
Basic static load rating C0
49 kN
Fatigue load limit Pu
2.04 kN
Limiting speed
2 600 r/min
Limiting speed with shaft tolerance h6

Mounting information

Set screw G2
7/16-20 UNF
Hexagonal key size for set screw
5.556 mm
Recommended tightening torque for set screw
28.5 N·m
Recommended diameter for attachment bolts, mm G
20 mm
Recommended diameter for attachment bolts, inch G
0.75 in

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 Without
Lubricant Grease
Relubrication hole With
Grease fitting With
Compliance with standard
ISO with centre height deviation
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
Without
Coating
Without

Logistics

Product net weight 7.33 kg
eClass code 23-05-08-02
UNSPSC code 31171536

Component

Pillow block housing for insert bearings, cast iron, ISO standards SY 515 U
Insert bearing with set screw locking and extended inner ring YAR 215-215-2F

(74.613X270X81) (SY2-15/16TF) (SY2.15/16TF) (SY2-15/16UTF)

Additional information

Weight 7.33 kg
Size (mm)

Colour

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