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SKF Pillow block ball bearing unit SKF SY 25 WF

Home SKF BEARING SKF Pillow block ball bearing unit SKF SY 25 WF

SKF Pillow block ball bearing unit SKF SY 25 WF

Plummer block (pillow table) ball bearing units consist of an insert bearing mounted in a cast iron housing that can be bolted to the support surface. This type of flush bearing is suitable for applications where the direction of rotation is fixed. The inner ring is lengthened on both sides and locks onto the shaft by an eccentric sleeve for easy installation.

  • sturdy
  • Easy to install
  • The bearings are pre-greased and sealed
  • Suitable for one-way rotation
  • Withstands initial static misalignment
SKF BEARING

Description

SKF SY 25 WF

Meets standards
ISO
Specific Uses
For material handling applications, for air conditioning system applications
Housing material
cast iron
Bearing seals
Seal and slinger rings on both sides
Bearing seal type
Standard contact type
Sealed unit
Optional end caps
coating
No
Dimensions - SY 25 WFDimensions - SY 25 WFDimensions - SY 25 WF

size

d
25 mm
 aperture
d1
≈33.74 mm
 Inner ring flange diameter
d2
37.4 mm
 Locating ring outer diameter
A
36 mm
 Base width
A1
22 mm
 Maximum width
A5
20.5 mm
 End cap protrusion
B
34.9 mm
 Inner ring width
B1
44.4 mm
 Overall width of the bearing
B4
4.75 mm
 Distance from the side of the fastener to the center of the thread
H
36.5 mm
 Spherical bearing position center height
H1
16 mm
 Stud height
H2
70 mm
 Overall height
J
102 mm
 The distance between the connecting bolts
J
max.110 mm
 The distance between the connecting bolts
J
min.94 mm
 The distance between the connecting bolts
L
130 mm
 Overall length
N
11.5 mm
 The diameter of the hole in the connecting bolt
N1
19.5 mm
 The length of the bolt hole that is attached
s1
26.9 mm
 The distance from the side of the lockbuckle to the center of the raceway
THREADED HOLES
RG
1/4-28 UNF
 The grease nipple thread of the housing
R1
2 mm
 The axial position of the housing thread
Rα
45 °
 The angular position of the housing threads
GLIB
DN
6.5 mm
 The diameter of the top sphere of the grease nozzle
SWN
7 mm
 Hexagonal size of the grease nipple
GN
1/4-28 SAE-LT
 Grease nipple thread
DOWEL PINS
J6
120 mm
 The distance between the dowel pins
J7
13 mm
 Axial offset of the dowel pin
N4
4 mm
 The recommended diameter of the dowel pin

Data calculations

Basic dynamic load rating C
14 kN
Basic static load rating C0
7.8 kN
Fatigue load limits Pu
0.335 kN
Limit speed
7 000 r/min
Ultimate speed at h6 shaft tolerances

Installation information

Set screws G2
M6x0.75
Hex wrench size for set screws
3 mm
Recommended set screw tightening torque
4 N·m
Recommended diameter of the connecting bolt, mm G
10 mm
Recommended diameter of the connecting bolt, inches G
0.375 in

As a professional bearing exporter and SKF distributor, WS Bearing stocks thousands kindsof ball bearing unit for sale，We can export to Singapore–Viet Nam–Malaysia–Indonesia-Germany-USA etc.we have always been committed to providing our customers with the highest quality products and the most satisfactory services. Through collaborations with top brands such as  SKF, TIMKEN, FAG, THK,and others, we have not only established a wide range of product lines but also accumulated rich industry experience and technical knowledge. If you have problems about selecting proper bearings for your special applications, please contact us right now

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