**TIMKEN Spherical Roller Bearings: HA Adapter Sleeve for Inch Shaft – Precision, Durability, and Versatility**
TIMKEN Spherical Roller Bearings are engineered to deliver exceptional performance in demanding industrial applications, combining robust construction with advanced design to handle heavy radial and axial loads, misalignment, and harsh operating conditions. Among the critical accessories for these bearings, the **HA Metric Adapter Sleeve for Inch Shafts** stands out as a high-precision solution, enabling seamless integration of metric spherical roller bearings onto inch-sized shafts. This innovative component ensures secure mounting, optimal load distribution, and extended bearing life—key factors in reducing downtime and maintenance costs in heavy machinery, automotive systems, and precision equipment.
### **Technical Features & Performance Advantages**
The **HA Adapter Sleeve** is designed to bridge the gap between metric bearings and inch shafts, offering a reliable and efficient mounting solution. Key features include:
– **Precision Fit & Secure Locking:** The sleeve’s tapered design ensures a tight, interference fit on the shaft, minimizing slippage and fretting corrosion even under high vibration or variable load conditions.
– **Ease of Installation & Removal:** Equipped with a threaded end for hydraulic or mechanical mounting tools, the HA sleeve simplifies assembly and disassembly without damaging the shaft or bearing.
– **Enhanced Load Capacity:** By evenly distributing radial and axial forces, the adapter sleeve maximizes bearing performance, reducing stress concentrations that could lead to premature failure.
– **Corrosion & Wear Resistance:** Manufactured from high-quality alloy steel and often surface-treated for added durability, the sleeve withstands harsh environments, including exposure to moisture, dust, and extreme temperatures.
### **Typical Applications**
TIMKEN’s HA Adapter Sleeves are widely used in industries where reliability and precision are critical:
– **Industrial Machinery:** Conveyors, crushers, and gearboxes in mining, cement, and pulp/paper plants benefit from the sleeve’s ability to handle misalignment and shock loads.
– **Automotive & Heavy Equipment:** Off-road vehicles, drivetrains, and wheel hubs leverage the sleeve’s vibration resistance and secure shaft retention.
– **Precision Equipment:** Wind turbine pitch controls, marine propulsion systems, and steel mill rollers rely on the HA sleeve’s dimensional accuracy for smooth operation under fluctuating loads.
By integrating TIMKEN’s **Spherical Roller Bearings with HA Metric Adapter Sleeves**, engineers and maintenance teams achieve longer service life, reduced friction, and improved operational efficiency—key advantages in today’s high-performance industrial landscape. Whether retrofitting legacy equipment or designing new systems, this combination ensures compatibility, durability, and peak performance across diverse applications.
Part Number | d1 | L | D3 | Locknut | Lockwasher and Lockplates | Appropriate Hydraulic Nut |
---|---|---|---|---|---|---|
201.61 mm |
161 mm |
280 mm |
HM44T |
MB 44 |
HMV 44 |
|
227.01 mm |
133 mm |
290 mm |
HM 3048 |
MS 3048 |
HMV 48 |
|
138.11 mm |
147 mm |
210 mm |
KM32 |
MB32 |
HMV 32 |
|
239.71 mm |
145 mm |
310 mm |
HM 3052 |
MS 3052 |
HMV 52 |
|
150.81 mm |
101 mm |
200 mm |
KML34 |
MBL34 |
HMV 34 |
|
265.11 mm |
152 mm |
330 mm |
HM 3056 |
MS 3056 |
HMV 56 |
|
150.81 mm |
122 mm |
220 mm |
KM34 |
MB34 |
HMV 34 |
|
277.81 mm |
168 mm |
360 mm |
HM 3060 |
MS 3060 |
HMV 60 |
|
150.81 mm |
154 mm |
220 mm |
KM34 |
MB34 |
HMV 34 |
|
303.21 mm |
171 mm |
380 mm |
HM 3064 |
MS 3064 |
HMV 64 |
|
163.51 mm |
109 mm |
210 mm |
KML36 |
MBL36 |
HMV 36 |
|
315.91 mm |
187 mm |
400 mm |
HM 3068 |
MS 3068 |
HMV 68 |
|
163.51 mm |
131 mm |
230 mm |
KM36 |
MB36 |
HMV 36 |
|
341.31 mm |
188 mm |
420 mm |
HM 3072 |
MS 3072 |
HMV 72 |
|
163.51 mm |
161 mm |
230 mm |
KM36 |
MB36 |
HMV 36 |
|
354.01 mm |
193 mm |
450 mm |
HM 3076 |
MS 3076 |
HMV 76 |
|
176.21 mm |
112 mm |
220 mm |
KML38 |
MBL38 |
HMV 38 |
|
176.21 mm |
141 mm |
240 mm |
KM38 |
MB38 |
HMV 38 |
|
176.21 mm |
169 mm |
240 mm |
KM38 |
MB38 |
HMV 38 |
|
182.56 mm |
120 mm |
240 mm |
KML40 |
MBL40 |
HMV 40 |