Metric HA Adapter Sleeve for Inch Shaft

**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.

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Part Number d1 L D3 Locknut Lockwasher and Lockplates Appropriate Hydraulic Nut
HA3144
201.61 mm
161 mm
280 mm
HM44T
MB 44
HMV 44
HA3048
227.01 mm
133 mm
290 mm
HM 3048
MS 3048
HMV 48
HA2332
138.11 mm
147 mm
210 mm
KM32
MB32
HMV 32
HA3052
239.71 mm
145 mm
310 mm
HM 3052
MS 3052
HMV 52
HA3034
150.81 mm
101 mm
200 mm
KML34
MBL34
HMV 34
HA3056
265.11 mm
152 mm
330 mm
HM 3056
MS 3056
HMV 56
HA3134
150.81 mm
122 mm
220 mm
KM34
MB34
HMV 34
HA3060
277.81 mm
168 mm
360 mm
HM 3060
MS 3060
HMV 60
HA2334
150.81 mm
154 mm
220 mm
KM34
MB34
HMV 34
HA3064
303.21 mm
171 mm
380 mm
HM 3064
MS 3064
HMV 64
HA3036
163.51 mm
109 mm
210 mm
KML36
MBL36
HMV 36
HA3068
315.91 mm
187 mm
400 mm
HM 3068
MS 3068
HMV 68
HA3136
163.51 mm
131 mm
230 mm
KM36
MB36
HMV 36
HA3072
341.31 mm
188 mm
420 mm
HM 3072
MS 3072
HMV 72
HA2336
163.51 mm
161 mm
230 mm
KM36
MB36
HMV 36
HA3076
354.01 mm
193 mm
450 mm
HM 3076
MS 3076
HMV 76
HA3038
176.21 mm
112 mm
220 mm
KML38
MBL38
HMV 38
HA3138
176.21 mm
141 mm
240 mm
KM38
MB38
HMV 38
HA2338
176.21 mm
169 mm
240 mm
KM38
MB38
HMV 38
HA3040
182.56 mm
120 mm
240 mm
KML40
MBL40
HMV 40