Metric HE/HS Adapter Sleeve for Inch Shaft

**TIMKEN Spherical Roller Bearings: HEHS Adapter Sleeves for Metric Bearings on Inch Shafts**

TIMKEN spherical roller bearings are engineered to deliver unmatched reliability and performance in demanding industrial applications. Designed to accommodate heavy radial loads, moderate thrust loads, and shaft misalignment, these bearings are a preferred choice for machinery operating under harsh conditions. A critical component in optimizing their performance is the **TIMKEN HEHS adapter sleeve**, which enables the secure mounting of metric spherical roller bearings onto inch-sized shafts. This seamless compatibility ensures precision, durability, and ease of installation across diverse industrial systems.

### **Technical Features & Performance Advantages**
The **TIMKEN HEHS adapter sleeve** bridges the gap between metric bearing bores and inch-diameter shafts, eliminating the need for costly custom machining. Key features include:

– **Precision Fit**: Manufactured to exacting tolerances, the HEHS sleeve ensures a tight, vibration-free connection between bearing and shaft, reducing wear and extending service life.
– **Simplified Installation**: The sleeve’s tapered design allows for easy mounting and dismounting using standard tools, minimizing downtime during maintenance or replacements.
– **Robust Construction**: Made from high-strength steel, the sleeve resists deformation under heavy loads and high-speed operation, maintaining alignment integrity.
– **Versatile Compatibility**: Designed for use with TIMKEN’s metric spherical roller bearings, it supports applications where inch shafts are standard, such as legacy equipment or region-specific machinery.

When paired with TIMKEN spherical roller bearings—known for their **self-aligning capability, high load capacity, and superior fatigue resistance**—the HEHS adapter sleeve ensures optimal power transmission efficiency even in misaligned or oscillating shaft conditions.

### **Typical Applications**
TIMKEN spherical roller bearings with HEHS adapter sleeves are widely used in industries where reliability and adaptability are critical:

– **Industrial Machinery**: Conveyors, crushers, and gearboxes benefit from the bearing’s ability to handle misalignment and shock loads in mining, cement, and aggregate processing.
– **Material Handling**: Overhead cranes, pulley systems, and heavy-duty fans rely on these bearings for smooth operation under variable loads.
– **Automotive & Transportation**: Found in drivetrains and axle systems, particularly in off-road and construction vehicles requiring durability in uneven operating conditions.
– **Precision Equipment**: Printing presses and paper mill rollers use these bearings to maintain accuracy despite thermal expansion or dynamic stresses.

By combining TIMKEN’s advanced bearing technology with the HEHS adapter sleeve, engineers can achieve **longer service intervals, reduced maintenance costs, and enhanced operational efficiency** in mixed-unit systems. Whether upgrading legacy equipment or designing new systems, this solution ensures seamless integration and peak performance across metric and inch standards.

For industries demanding resilience, precision, and cross-dimensional flexibility, TIMKEN’s spherical roller bearings and HEHS adapter sleeves deliver a proven, high-performance answer.

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Part Number d1 L D3 Locknut Lockwasher and Lockplates Appropriate Hydraulic Nut
HE3034
152.4 mm
101 mm
200 mm
KML34
MBL34
HMV 34
HE3134
152.4 mm
122 mm
220 mm
KM34
MB34
HMV 34
HE2305
19.05 mm
35 mm
38 mm
KM5
MB5
N/A
HE2315
63.5 mm
73 mm
98 mm
KM15
MB15
HMV 15
HE3124
107.95 mm
88 mm
155 mm
KM24
MB24
HMV 24
HE306
25.4 mm
31 mm
45 mm
KM6
MB6
N/A
HE316
69.85 mm
59 mm
105 mm
KM16
MB16
HMV 16
HE2324
107.95 mm
112 mm
155 mm
KM24
MB24
HMV 24
HE2306
25.4 mm
38 mm
45 mm
KM6
MB6
N/A
HE2316
69.85 mm
78 mm
105 mm
KM16
MB16
HMV 16
HE3026
114.3 mm
80 mm
155 mm
KML26
MBL26
HMV 26
HS2307
28.58 mm
43 mm
52 mm
KM7
MB7
N/A
HE317
76.2 mm
63 mm
110 mm
KM17
MB17
HMV 17
HE3126
114.3 mm
92 mm
165 mm
KM26
MB26
HMV 26
HE308
31.75 mm
36 mm
58 mm
KM8
MB8
N/A
HE2317
76.2 mm
82 mm
110 mm
KM17
MB17
HMV 17
HE2326
114.3 mm
121 mm
165 mm
KM26
MB26
HMV 26
HE2308
31.75 mm
46 mm
58 mm
KM8
MB8
N/A
HE318
82.55 mm
65 mm
120 mm
KM18
MB18
HMV 18
HE3028
127 mm
82 mm
165 mm
KML28
MBL28
HMV 28