Suffixes T - Z

T
  1. A number immediately following the T identifies the total width of matched bearings, arranged back-to-back or in tandem
  2. Polymer ball bearing with components made of stainless steel 1.4401
  3. Trapezoidal thread
TAWindow-type cage of fabric reinforced phenolic resin, outer ring centred
TBWindow-type cage of fabric reinforced phenolic resin, inner ring centred
TBTSet of three bearings, two bearings arranged back-to-back and the third in tandem <>>
TFTSet of three bearings, two bearings arranged face-to-face and the third in tandem ><<
THSnap-type cage of fabric reinforced phenolic resin, rolling element centred
TNGlass fibre reinforced polyamide 66 cage, rolling element centred; for SABB the cage is not glass fibre reinforced
TN9Glass fibre reinforced polyamide 66 cage, rolling element centred; for CARB bearings the cage is made of PA46
TLAdapter sleeve with a lock nut with lower sectional height, but with key slot positions for a locking clip
TNHGlass fibre reinforced polyetheretherketone (PEEK) cage, rolling element centred
TNHAGlass fibre reinforced polyetheretherketone (PEEK) cage, outer ring centred
TRThree bearings matched to one set
TTSet of three bearings arranged in tandem <<<
U
  1. U combined with a one- or two-digit number identifies tighter total width tolerance,

    Examples:
    • U2... +0,05/0 mm
    • U4... +0,10/0 mm
  2. Y-bearing without locking device
  3. /U Sales area worldwide
UPDimensional tolerances in accordance with ISO tolerance class 4 and geometrical tolerances lower than ISO tolerance class 4
VFull complement bearing (without cage)
V...V combined with a second letter, identifies a variant group, and followed by a three- or four-figure number denotes variants not covered by "standard" designation suffixes. Examples:
VA Application oriented variants
VB Boundary dimension deviations
VE External or internal deviations
VL Coatings
VQ Quality and tolerances other than standard
VS Clearance and preload
VT Lubrication
VU Miscellaneous applications
V001CL7C and /2
VA201Bearing for extreme temperatures with a stamped steel cage, lubricated with a polyalkylene glycol/graphite mixture
VA208Bearing for extreme temperatures with a segmented cage made of graphite
VA210Graphite-based lubricant
VA2101Graphite-based lubricant and PFPE oil additive
VA228Bearing for extreme temperatures with a coronet cage made of graphite
VA237Graphite-based lubricant, PFPE oil additive and nano particles
VA260Graphite-based lubricant; rings, rolling elements and cage(s) phosphated
VA261Graphite-based lubricant and PFPE oil additive; rings, rolling elements and cage(s) phosphated
VA267Graphite-based lubricant, PFPE oil additive and nano particles; rings, rolling elements and cage(s) phosphated
VA301Bearing for railway vehicle traction motors
VA305Bearing for railway vehicle traction motors + special inspection routines
VA3091Bearing for railway vehicle traction motors + external surfaces of the outer ring are coated with aluminium oxide
VA321Optimized internal design
VA350Bearing for railway axleboxes
VA380Bearing for railway axleboxes according to EN 12080:1998
VA405Bearing for vibratory applications, surface-hardened stamped steel cages
VA406Bearing for vibratory applications, surface-hardened stamped steel cages, but PTFE coated cylindrical inner ring bore
VA606Crowned raceway on the outer ring, logarithmic profile on the inner ring and special heat treatment
VA607Same as VA606, but other outside diameter tolerance
VA970Special design for wind turbine generators
VB022Chamfer dimension of large outer ring side face 0,3 mm
VB026Chamfer dimension of large inner ring side face 3 mm
VB061Chamfer dimension of large inner ring side face 8 mm
VB134Chamfer dimension of large inner ring side face 1 mm
VB406Chamfer dimension of large inner ring side face 3 mm and of large outer ring side face 2 mm
VB481Chamfer dimension of large inner ring side face 8,5 mm
VC025Bearing with special wear-resistant raceways for applications in heavily contaminated environments
VC027Modified internal geometry for increased permissible misalignment
VC068Tighter geometrical tolerances and special heat treatment
VE141One locating slot (notch) in the outer ring
VE174One locating slot (notch) in the large side face of the outer ring, tighter geometrical tolerances
VE240Bearing modified for greater axial displacement
VE447(E)Shaft washer with three equally-spaced threaded holes in one side face to accommodate hoisting tackle.
The E indicates that appropriate eye bolts are supplied with the bearing.
VE552(E)Outer ring with three equally-spaced threaded holes in one side face to accommodate lifting tackle.
The E indicates that appropriate eye bolts are supplied with the bearing.
VE553(E)Outer ring with three equally-spaced threaded holes in both side faces to accommodate lifting tackle.
The E indicates that appropriate eye bolts are supplied with the bearing.
VE632Housing washer with three equally-spaced threaded holes in one side face to accommodate hoisting tackle
VG052Single split PES (polyethersulfone) cage
VG114Surface-hardened stamped steel cage
VG1561Glass fibre reinforced PA46 cage, rolling element centred
VGSInner ring with a pre-ground raceway and a machining allowance
VHFull complement of rollers (no cage), self-retaining
VL065Zinc-coated inner ring bore and side faces
VL0241Aluminium oxide coated external surfaces of outer ring
VL0271Aluminium oxide coated external surfaces of inner ring
VP076Shield on both sides
VP274Contact seal made of NBR, on both sides (bearing with a standard inner ring)
VQ015Inner ring with crowned raceway for increased permissible misalignment
VQ051Modified internal geometry for increased permissible misalignment
VQ117Special radial and axial run-out
VQ267Tighter inner ring width tolerance to ± 0,025 mm
VQ424Geometrical tolerances lower than C08
VQ492Special inner ring width tolerance
VQ494Reduced radial run-out
VQ495CL7C with tighter or shifted tolerance range for the outside diameter
VQ506Tighter inner ring width tolerance
VQ507CL7C with tighter or shifted tolerance range for the outside diameter
VQ523CL7C with tighter inner ring width tolerance and tighter or shifted tolerance range for the outside diameter
VQ601Accuracy to ABMA tolerance class 0 (inch bearing)
VR521Bearing supplied with measuring report
VT113Grease with a lithium thickener of consistency 3 to the NLGI Scale for a temperature range –20 to +140 °C
VT143Extreme pressure grease with a lithium thickener of consistency 2 to the NLGI Scale for a temperature range –20 to +110 °C (filled to 25 - 45%)

VT143 followed by B (filled to 45 - 60%)
VT143 followed by C (filled to 70 - 100%)

VT378Food grade grease with an aluminium thickener of consistency 2 to the NLGI Scale for a temperature range –25 to +120 °C (normal fill grade)
VU001Inner ring raceway with finish-grinding allowance
W
  1. Without annular groove and lubrication hole(s) in outer ring
  2. Modified ring width tolerance to +0,05/0 mm
  3. Polymer ball bearing with components made of titanium
W20Three lubrication holes in the outer ring
W26Six lubrication holes in the inner ring
W33Annular groove and three lubrication holes in the outer ring
W33XAnnular groove and six lubrication holes in the outer ring
W513Six lubrication holes in the inner ring and annular groove and three lubrication holes in the outer ring
W518Six lubrication holes in inner ring and three lubrication holes in outer ring
W64Solid Oil filling
W64FSolid Oil filling, Synthetic base oil type, NSF H1 approved for food applications
W77Plugged W33 lubrication holes
WTGrease with a polyurea thickener of consistency 2 to 3 to the NLGI Scale for a temperature range –40 to +160 °C
X
  1. Boundary dimensions not in accordance with ISO dimension series
  2. Boundary dimensions changed to conform to ISO
  3. Cylindrical (flat) profile of the outer ring running surface
  4. Polymer ball bearing with components made of ceramic Si3N4
XACylindrical (flat) profile of the outer ring running surface (NUKR .. A or NUKRE .. A design cam follower)
YStamped brass cage, rolling element centred
Z
  1. Combined needle roller bearing, factory greased thrust bearing with a cover without lubrication holes over the outside diameter
  2. Shield on one side of the bearing
  3. Polymer ball bearing with components made of ceramic Al2O3
2ZShield on both sides of the bearing
.2ZLLamellar seal on both sides
ZNRShield on one side, snap ring groove in the outer ring, snap ring on the opposite side of the shield
2ZSShield on both sides, held in place by a retaining ring
ZWDouble row needle roller and cage assembly
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