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Representative product photographs. Appearance varies by bearing size and design.

AOSN / SINGLE ROW

32321

Single Row Tapered Roller Bearing

A separable bearing with tapered rollers and raceways, designed for combined radial and axial loading. The inner ring, roller and cage assembly can be mounted separately from the outer ring.

For axial loading in both directions, single row bearings are used in a suitable paired arrangement. Confirm the operating clearance or preload for the application.

d · Bore105 mmD · Outside diameter225 mmT · Overall width81.5 mm

32321 Dimensions

Source: supplied GB/T 297-94, page 8. Linear dimensions in mm. — = not provided.

SymbolValueDescription
d105Bore diameter
D225Outside diameter
T81.5Overall bearing width
B77Inner ring width
C63Outer ring width
r₁, r₂ min.4Inner ring minimum chamfer dimensions
r₃, r₄ min.3Outer ring minimum chamfer dimensions
α12°57′10″Nominal contact angle (GB/T drawing)
E179.359Outer ring nominal small inside diameter

32321 Dimension Drawing

Schematic section, not to scale. Dimension values follow the supplied catalogue data. Not a manufacturing drawing.

T = 81.5C = 63B = 77D = 225d = 105r₃, r₄ ≥ 3r₁, r₂ ≥ 432321 · Dimensions in mm · Schematic

Additional Dimensions

Additional mounting dimensions, speed limits, cage specification and tolerances require model-specific confirmation. Please contact AOSN for model-specific confirmation. — = not provided in the supplied standard.