Page 21 - SKF-Food-Line-ball-bearing-units

Product data

Food and beverages designation rules – Units

The new designation systems for the SKF Food Line insert bearings and ball bearing units,
have been completely renovated in order to be user friendly for a fast as well clear identifica-
tion, and modular to easily follow the customer desired final variant

More details about the developed nomenclature can be obtained from the designation
charts:

• SKF Food Line ball bearing unit designation system (pages 26 to 87)
• SKF Food Line insert bearing designation system (pages 86 to 87)

Basic series prefix Bearing bore size Housing Bearing design
P2B = Plummer block variant C = YAS (only for DFH unit)
(2 bolt) Metric: T = YAR
P2BT = Short base plummer Bearing bore uncoded in mm Equal to housing 3 1
block (2 bolt) M position
F2B = Oval flanged (2 bolt)
F3BB = 3-bolt bracket flanged Inch: Z = Housing with inch Bearing additional
(3 bolt) Bearing bore uncoded in in threaded holes for
F4B = Square flanged metric shaft sizes features
(4 bolt) bearings
WSTU = Take-up (Wide slot) P = Gutter sealing system and
bearing without relubrication
features

XXX(X) X(X) XXX X – X X X X – XXX

Housing material Bearing bore size Bearing material Variant
C = Composite for food and modifier SS = Stainless steel inner ring and outer DFH = Unit with back
beverage rings, and grub screws; seals and fling- seal and end
SS = Stainless steel L = Bearing and housing of the ers with stainless steel inserts and cover mounted
next larger bore size than food-compatible rubber lips and gut-
normal (inch only) ters; food-grade grease
S = Bearing and housing of the ZM = Zinc-coated inner and outer rings;
next smaller bore size than stainless steel grub screws; seals and
normal (inch only) flingers with stainless steel inserts and
food-compatible rubber lips and gut-
ters; food-grade grease

22
22