24152 CA/W33 Double-Row Spherical Roller Bearing Overview
The 24152 CA/W33 (also written as 24152CA/W33 and frequently cross-referenced with inquiry designations such as 24152CCW33C3, 24152 CC/W33 C3, 24152 ECA/W33 C3, 24152-BE-XL-C3) is a heavy-duty double-row spherical roller bearing in the ISO 241 series with boundary dimensions of 260 mm × 440 mm × 180 mm (260×440×180 mm) and a catalog reference mass of 109 kg. Engineered with a one-piece machined brass cage (CA) and an annular lubrication groove with three oil holes in the outer ring (W33), it provides a basic dynamic load rating of 2,560 kN and a basic static load rating of 4,700 kN, accommodating heavy radial loads, bidirectional axial loads, and dynamic shaft misalignment.
ZQM Bearings supplies the 24152 CA/W33 spherical roller bearing in both standard normal radial clearance (C0) and C3 radial internal clearance (matching 24152CCW33C3 specifications) for international bearing distributors, heavy machinery OEMs, and plant maintenance teams.
| Core Attribute | Specification | Engineering Note |
|---|---|---|
| Controlled Model | 24152 CA/W33 (24152CA/W33) | Covers inquiry code 24152CCW33C3 (CA/CC design + W33 + C3 clearance) |
| Bearing Type | Double-Row Spherical Roller Bearing | Self-aligning spherical outer ring raceway; cylindrical bore (1:12 K tapered bore optional) |
| Boundary Dimensions (d × D × B) | 260 mm × 440 mm × 180 mm | ISO 15 / DIN 635-2 metric dimension series 241 |
| Load Ratings & Mass | Cr = 2,560 kN · C0r = 4,700 kN · Mass = 109 kg | Verified against ZQM controlled engineering database |
24152 CA/W33 Technical Specifications (260×440×180 mm)
The following dimensional, load rating, speed, and abutment parameters are dynamically synchronized with the ZQM Bearings controlled engineering database to ensure 100% consistency with our online catalog:
Data source: ZQM Bearings controlled model database. Verify shaft/housing fits (da, db, Da), internal clearance and drawing requirements before ordering.24152CA/W33 Technical Specifications & Dimensions
Parameter Category Technical Parameter (Symbol) Catalogue Value Boundary Dimensions & Weight Bore diameter (d) 260 mm Boundary Dimensions & Weight Outside diameter (D) 440 mm Boundary Dimensions & Weight Width (B) 180 mm Boundary Dimensions & Weight Reference mass (Weight) (mass) 109 kg Load Ratings & Limiting Speeds Basic dynamic load rating (Cr) 2560 kN Load Ratings & Limiting Speeds Basic static load rating (Cor) 4700 kN Load Ratings & Limiting Speeds Limiting speed (grease) (grease) 600 rpm Load Ratings & Limiting Speeds Limiting speed (oil) (oil) 800 rpm Abutment & Fillet Dimensions Shaft abutment diameter (da) 278 mm Abutment & Fillet Dimensions Housing abutment diameter (Da) 422 mm Abutment & Fillet Dimensions Minimum chamfer dimension (r12) 4 mm Abutment & Fillet Dimensions Maximum fillet radius (ra) 3 mm Calculation Factors Calculation factor (e) 0.39 Calculation Factors Axial load factor (Y0) 1.7 Calculation Factors Axial load factor (Y1) 1.7 Calculation Factors Axial load factor (Y2) 2.6
Designation Breakdown & Structural Features (24152 CA/W33 / 24152CCW33C3)
Understanding the suffix nomenclature between standard catalog code 24152 CA/W33 and customer inquiry code 24152CCW33C3 ensures accurate technical interchangeability:
| Code Segment | Structural Meaning | Application & Interchange Impact |
|---|---|---|
241 |
ISO Dimension Series 241 Spherical Roller Bearing | Optimized cross-section for 260 mm bore heavy industrial shafts |
52 |
Bore Diameter Code (52 × 5 = 260 mm) | Standard cylindrical bore; tapered bore K (1:12) or K30 (1:30) available on request |
CA vs. CC |
One-piece machined brass cage (CA) with retaining ribs vs. stamped steel cage (CC) | Customer inquiry 24152CCW33C3 specifies CC/W33/C3; ZQM supplies heavy-duty machined brass cage (CA/W33) or CC/W33 per order |
W33 |
Annular oil groove and three lubrication holes in outer ring | Direct relubrication into the雙列 (double-row) roller contact zone |
C3 (on inquiry 24152CCW33C3) |
Radial internal clearance greater than Normal (C0) | Standard choice for heavy press fits, vibrating screens, drying cylinders, and high-temperature drives |
Typical Industrial Applications & Operating Conditions
With a dynamic load rating of 2,560 kN and static load rating of 4,700 kN, the 24152 CA/W33 (260×440×180 mm) is widely deployed across heavy industrial power transmission and rotating equipment:
| Industry Sector | Typical Equipment & Position | Operating Load Profile |
|---|---|---|
| High-Pressure Grinding Rolls & Roller Presses | Ultra-wide 241 series cross-section maximizes roller length and load capacity within restricted housing outside diameters. | Heavy radial load, combined axial load & shaft deflection |
| Heavy Steel Rolling Mill Stands | Work roll and backup roll chocks,矫直机 (straightening rolls), and heavy shear drives under extreme radial pressure. | Heavy radial load, combined axial load & shaft deflection |
| Large Industrial Gearboxes & Mixers | Internal mixers, Banbury kneaders, and high-torque industrial agitators with severe shaft bending moments. | Heavy radial load, combined axial load & shaft deflection |
| Marine & Hydropower Gate Mechanisms | Wicket gate linkages, heavy dam hoist drums, and dredging cutterhead shaft supports. | Heavy radial load, combined axial load & shaft deflection |
Clearance, Cage & Bore Configuration Options
When ordering 24152 CA/W33 or matching an RFQ for 24152CCW33C3, confirm the following configuration parameters prior to dispatch:
| Configuration Item | Available Options | Selection Guidance |
|---|---|---|
| Radial Internal Clearance | C0 (Normal) · C3 · C4 |
Specify C3 when matching 24152CCW33C3 or when mounting with heavy shaft interference fits |
| Cage Design | CA / MB (Machined Brass) · CC / E (Pressed Steel) |
Machined brass cage provides superior mechanical strength under shock, vibration, and high acceleration |
| Bore & Groove | Cylindrical Bore · K Tapered Bore + W33 Oil Groove |
Verify shaft shoulder da ≥ 278 mm, housing shoulder Da ≤ 422 mm, and fillet ra ≤ 3 mm |
Brand Cross-Reference & Interchangeability (24152 CA/W33 / 24152CCW33C3)
All brands listed below share identical ISO 15 boundary dimensions (260 mm × 440 mm × 180 mm), while suffix letters vary by manufacturer internal design and cage/clearance code:
| Brand / Standard | Equivalent Designation | Design & Suffix Notes |
|---|---|---|
| ZQM Bearings | 24152 CA/W33 / 24152 CA/W33 C3 | Machined brass cage; available in C0 or C3 clearance |
| Customer Inquiry Code | 24152CCW33C3 | Direct dimensional interchange (260×440×180 mm); C3 radial clearance |
| SKF | 24152 CC/W33 / 24152 CC/W33 C3 (24152CCW33C3) | SKF Explorer series equivalent |
| FAG / Schaeffler | 24152-BE-XL-C3 / 24152-B-MB-W33 | X-life / standard machined brass cage design |
| NSK | 24152CAME4 / 24152CE4 C3 | High-capacity machined brass cage specification |
| NTN | 24152B / 24152EMD1C3 | Heavy-duty industrial specification |
| Timken | 24152YMW33C3 / 24152CJW33 | Brass cage heavy industrial series |
Procurement & Pre-Order Verification Checklist
To receive a fast, accurate quotation from ZQM Bearings for 24152 CA/W33 (or 24152CCW33C3), please include the following details in your inquiry:
| Verification Item | Required Information | Why It Matters |
|---|---|---|
| 1. Exact Designation & Suffix | State 24152 CA/W33 or 24152CCW33C3 (confirm C0 vs. C3 clearance) |
Ensures internal radial clearance and cage type match your operating temperature and fit |
| 2. Order Quantity & Usage | Batch quantity (e.g., trial order, MRO replacement, or scheduled OEM delivery) | Allows us to allocate production/stock batches and optimize export crate packaging (unit mass: 109 kg) |
| 3. Inspection & Documentation | Dimensional inspection report, material certificate, or clearance test sheet | Available upon request prior to shipment for quality verification |
| 4. Destination & Incoterms | Target port/country and preferred terms (EXW, FOB, CIF, or air/express freight) | Enables accurate freight calculation and lead-time confirmation |
Frequently Asked Questions (24152 CA/W33 / 24152CCW33C3)
Q1: Can ZQM 24152 CA/W33 replace 24152CCW33C3 directly?
Yes. Both share the exact ISO boundary dimensions of 260 mm × 440 mm × 180 mm. When your inquiry or equipment manual specifies 24152CCW33C3, simply request 24152 CA/W33 with C3 radial clearance (or specify whether you prefer the heavy-duty CA machined brass cage or CC pressed steel cage) so both mounting dimensions and internal operating clearance are 100% matched.
Q2: What are the exact mounting shoulder and fillet dimensions for 24152 CA/W33?
According to our controlled engineering database, the minimum chamfer dimension r1,2 min is 4 mm, maximum shaft/housing fillet radius ra max is 3 mm, minimum shaft abutment diameter da min is 278 mm, and maximum housing abutment diameter Da max is 422 mm.
Q3: What is the unit weight of 24152 CA/W33 for freight calculation?
The catalog reference mass of a single 24152 CA/W33 bearing is 109 kg (excluding export wooden case or pallet weight).
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