P 12 TF

Pillow block ball bearing unit with pressed steel housing and extended inner ring

Pillow (plummer) block ball bearing units consisting of an insert bearing mounted in a pressed steel housing that can be bolted to a support surface.

In addition to being part of a unit, some pillow block housings for insert bearings are available as separate components. The SKF assortment includes units that are compliant with several industrial standards and meet many requirements.

  • Ready to mount
  • Lubricated and sealed bearings
  • Quick locking on the shaft
  • Large variety of housing shapes, housing materials, and locking methods
  • Concentric locking options for high speeds and low vibration

Dimensions

d
12 mm
 Bore diameter
d1
≈24.2 mm
 Shoulder diameter of inner ring
A
26 mm
 Base width
A1
18 mm
 Top width
B
27.4 mm
 Width of inner ring
B4
4 mm
 Distance from locking device side face to thread centre
H
22.1 mm
 Height of spherical seat centre
H1
3 mm
 Foot height
H2
43.5 mm
 Overall height
J
68 mm
 Distance between attachment bolts
L
85.5 mm
 Overall length
N
9.6 mm
 Diameter of attachment bolt hole
s1
15.9 mm
 Distance from locking device side face to raceway centre

Calculation data

Basic dynamic load rating C
9.56 kN
Basic static load rating C0
4.75 kN
Fatigue load limit Pu
0.2 kN
Permissible radial housing load
max.1.25 kN
Limiting speed
9 500 r/min
Limiting speed with shaft tolerance h6

Mounting information

Set screw G2
M6x0.75
Hexagonal key size for set screw
3 mm
Recommended tightening torque for set screw
4 N·m
Recommended diameter for attachment bolts, mm G
8 mm
Recommended diameter for attachment bolts, inch G
0.3125 in

Included products

Housing P 40
Bearing YAR 203/12-2F
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SKU: P 12 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 Pressed steel
Material, bearing Bearing steel
Coating Zinc-coated housing
Sealing, bearing Seal and flinger on both sides
Sealing type Contact, standard
Sealing, unit Without
Lubricant Grease
Relubrication hole Without
Grease fitting Without
Compliance with standard
ISO with centre height deviation
Purpose specific
For material handling applications
Material, housing
Pressed steel
Sealing, bearing
Seal and flinger on both sides
Sealing type, bearing
Contact, standard
Sealing, unit
Without
Coating
Zinc-coated housing

Logistics

Product net weight 0.18 kg
eClass code 23-05-08-02
UNSPSC code 31171536

(P12TF)

Additional information

Weight 0.18 kg
Size (mm)

Colour

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