SNR22209VB33J30Double-Row Spherical Roller Bearing, 45 x 85 x 23 mm, C3 Clearance, Outer-Ring Lubrication Groove, Cylindrical Bore, 1 Pc

Product Description

What this part is

SNR 22209VB33J30 double-row spherical roller bearing. Brand: SNR. Manufacturer Part Number: 22209VB33J30. Base Number: 22209. Bearing Type: double-row self-aligning spherical roller bearing. Series: 222. Bore: 45 mm. Outside Diameter: 85 mm. Overall Width: 23 mm. Bore Type: straight cylindrical. Number of Rows: 2. Rolling Elements: spherical (barrel) rollers. Internal Clearance: C3, greater than normal. Closure Type: open. Cage Type: roller guided. Cage Material: steel. Relubrication: B33 / W33 lubrication groove with radial feed holes in the outer ring. Lubricant: grease or oil. Design Units: Metric. Unit Quantity: 1 Pc.

Published ratings and mounting data

Dynamic Load Rating: 102 kN (22 930 lbf). Static Load Rating: 98 kN (22 030 lbf). Reference Speed: 7 500 rpm. Limiting Speed: 10 000 rpm. Item Weight: 0.58 kg (1.28 lb). Harmonization Code: 8482.30.00.

Decoding the designation

222: ISO dimension series for the wide, high-capacity double-row spherical roller family. Bore code 09: 45 mm bore. V: SNR internal design modification. B33: lubrication groove and radial holes in the outer ring, SNR’s code for the feature the rest of the industry calls W33. J30: radial internal clearance C3. SNR codes clearance in the J series, where J20 is C2, J30 is C3, J40 is C4 and J50 is C5.

What these specs mean in practice

Two rows of barrel rollers run on a single concave outer raceway, so the inner ring, rollers and cage swivel as one assembly inside the outer ring. That gives heavy radial capacity, axial capacity in both directions, and genuine tolerance of shaft deflection and housing misalignment.

C3 is the clearance for a position that runs warm or sits on an interference-fit shaft. Thermal growth of the inner ring consumes the extra cold clearance, so the bearing lands on proper running clearance once it is up to temperature.

The B33 groove runs around the outer ring diameter and its radial holes carry lubricant inward to the rollers at mid-width, taking grease or oil from the housing lubrication port. Oil feed is common on large spherical rollers, and the same passages serve a grease gun, a single-point lubricator or a circulating-oil system.

The bore is straight cylindrical and mounts direct on the shaft. Adapter sleeves belong to the K (1:12) and K30 (1:30) tapered-bore versions of the same envelope.

Quantity and configuration

Unit Quantity: 1 Pc. A complete non-separable bearing ships: outer ring, both roller rows, cages and inner ring.

Interchange guidance

The 45 x 85 x 23 mm spherical roller envelope is shared industry-wide, so SKF 22209 E/C3, FAG 22209-E1-XL-C3, NSK 22209EAE4C3, NTN 22209EAD1C3, Nachi 22209EXW33C3, Koyo 22209RHRW33C3 and Timken 22209EJW33C3 share the same seat. Two things beyond the size govern the substitution: clearance class, which is C3 here, and the outer-ring lubrication groove. A same-envelope part at a different clearance, or one built without the groove, is a related size on the same envelope. Searchable variants of this number are 22209VB33J30, 22209 V B33 J30, 22209-V-B33-J30, 22209VB33C3, 22209-V-W33-C3 and 22209VW33C3. SNR is part of NTN-SNR.