L-1221-U
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All Data Sourced from Official Brands
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Brand Alternative Bearings with Identical Specifications
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Customized Bearing Solutions Based on Parameters
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Fast Quotation Response
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OEM and Flexible Order Quantities Supported
Specifications
Availability: 100 PCS
Brand: HSN/ Rollway/ OEM
Bearing Number: L-1221-U
Category: Cylindrical Roller Bearings
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Weight and Dimensions
Bore (B): 105 mm 4.1339 in
Outside Diameter (D): 190 mm 7.4803 in
Width (W): 36.0 mm 1.4173 in
Flange OD Inner (Fi): 134.9 mm 5.3110 in
Flange OD Inner (Ri): 126.5 mm 4.9803 in
Flange ID Outer (Fo): 161.0 mm 6.3386 in
Flange ID Outer (Ri): 168.5 mm 6.6339 in
Data from Rollway (medias)
Dynamic Capacity (C): 234599 N 52740 lbf
Static Capacity (Ca): 298342 N 67070 lbf
Product Properties
Precision: P0, P6, P5
Hardness: HRC58-62
Ring Material: GCr15, GCr15SiMn, 100CrMnSi6-4, etc.
Cage Material: Brass, Steel
Certificate: ISO9001:2015
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Downloads & Links
Rollway Cylindrical Roller Bearings Guide
Product Description
The Rollway L-1221-U Cylindrical Radial Roller Bearing features a separable inner ring with one flange, an outer ring with two flanges, crowned cylindrical rollers, and a precision-engineered retainer. Made from through-hardened bearing-grade steel, its precision-ground raceways and crowned rollers provide high radial load capacity and help reduce edge stresses. The design allows axial displacement in one direction while providing axial location and supporting light thrust loads in the opposite direction. The L-1221-U bearing is suitable for industrial gearboxes, pumps, and heavy-duty machinery requiring reliable radial support and controlled axial movement, meeting the demanding needs of the United States industrial market.
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