Aurora Bearing Company
Aurora Bearing Company
901 Aucutt Rd.
Montgomery, IL 60538
Phone: 630.859.2030 • Fax: 630.859.0971
Email: customersupport@aurorabearing.com • Website: www.aurorabearing.com
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  • Safe and effective tapered bore bearing assembly.
  • Includes mounting sleeve, locknut and lockwasher or lockplate.
  • Other dimensions may be available, consult your Timken sales representative.
HE311 Sleeve-Tapered Sleeve Adapter Assembly-A
Line Drawing Accessories Sleeves H Adapters
Unit of Measure
1 2 

Part Number

d1

L

D3

Locknut

Lockwasher and Lockplates

Appropriate Hydraulic Nut

CAD

HE305 N/A 0.75 in19.05 mm N/A 29 mm N/A 38 mm N/A KM5 N/A MB5 N/A N/A CAD Icon (for items table)
HE2305 N/A 0.75 in19.05 mm N/A 35 mm N/A 38 mm N/A KM5 N/A MB5 N/A N/A CAD Icon (for items table)
HE306 N/A 1 in25.4 mm N/A 31 mm N/A 45 mm N/A KM6 N/A MB6 N/A N/A CAD Icon (for items table)
HE2306 N/A 1 in25.4 mm N/A 38 mm N/A 45 mm N/A KM6 N/A MB6 N/A N/A CAD Icon (for items table)
HS2307 N/A 1.125 in28.58 mm N/A 43 mm N/A 52 mm N/A KM7 N/A MB7 N/A N/A CAD Icon (for items table)
HE308 N/A 1.25 in31.75 mm N/A 36 mm N/A 58 mm N/A KM8 N/A MB8 N/A N/A CAD Icon (for items table)
HE2308 N/A 1.25 in31.75 mm N/A 46 mm N/A 58 mm N/A KM8 N/A MB8 N/A N/A CAD Icon (for items table)
HE309 N/A 1.5 in38.1 mm N/A 39 mm N/A 65 mm N/A KM9 N/A MB9 N/A N/A CAD Icon (for items table)
HE2309 N/A 1.5 in38.1 mm N/A 50 mm N/A 65 mm N/A KM9 N/A MB9 N/A N/A CAD Icon (for items table)
HE310 N/A 1.75 in44.45 mm N/A 42 mm N/A 70 mm N/A KM10 N/A MB10 N/A HMV 10 N/A CAD Icon (for items table)
HE2310 N/A 1.75 in44.45 mm N/A 55 mm N/A 70 mm N/A KM10 N/A MB10 N/A HMV 10 N/A CAD Icon (for items table)
HE311 N/A 2 in50.8 mm N/A 45 mm N/A 75 mm N/A KM11 N/A MB11 N/A HMV 11 N/A CAD Icon (for items table)
HE2311 N/A 2 in50.8 mm N/A 59 mm N/A 75 mm N/A KM11 N/A MB11 N/A HMV 11 N/A CAD Icon (for items table)
HS2312 N/A 2.125 in53.98 mm N/A 62 mm N/A 80 mm N/A KM12 N/A MB12 N/A HMV 12 N/A CAD Icon (for items table)
HE313 N/A 2.25 in57.15 mm N/A 50 mm N/A 85 mm N/A KM13 N/A MB13 N/A HMV 13 N/A CAD Icon (for items table)
HE2313 N/A 2.25 in57.15 mm N/A 65 mm N/A 85 mm N/A KM13 N/A MB13 N/A HMV 13 N/A CAD Icon (for items table)
HE315 N/A 2.5 in63.5 mm N/A 55 mm N/A 98 mm N/A KM15 N/A MB15 N/A HMV 15 N/A CAD Icon (for items table)
HE2315 N/A 2.5 in63.5 mm N/A 73 mm N/A 98 mm N/A KM15 N/A MB15 N/A HMV 15 N/A CAD Icon (for items table)
HE316 N/A 2.75 in69.85 mm N/A 59 mm N/A 105 mm N/A KM16 N/A MB16 N/A HMV 16 N/A CAD Icon (for items table)
HE2316 N/A 2.75 in69.85 mm N/A 78 mm N/A 105 mm N/A KM16 N/A MB16 N/A HMV 16 N/A CAD Icon (for items table)
HE317 N/A 3 in76.2 mm N/A 63 mm N/A 110 mm N/A KM17 N/A MB17 N/A HMV 17 N/A CAD Icon (for items table)
HE2317 N/A 3 in76.2 mm N/A 82 mm N/A 110 mm N/A KM17 N/A MB17 N/A HMV 17 N/A CAD Icon (for items table)
HE318 N/A 3.25 in82.55 mm N/A 65 mm N/A 120 mm N/A KM18 N/A MB18 N/A HMV 18 N/A CAD Icon (for items table)
HE319 N/A 3.25 in82.55 mm N/A 68 mm N/A 125 mm N/A KM19 N/A MB19 N/A HMV 19 N/A CAD Icon (for items table)
HE2318 N/A 3.25 in82.55 mm N/A 86 mm N/A 120 mm N/A KM18 N/A MB18 N/A HMV 18 N/A CAD Icon (for items table)
HE2319 N/A 3.25 in82.55 mm N/A 90 mm N/A 125 mm N/A KM19 N/A MB19 N/A HMV 19 N/A CAD Icon (for items table)
HE320 N/A 3.5 in88.9 mm N/A 71 mm N/A 130 mm N/A KM20 N/A MB20 N/A HMV 20 N/A CAD Icon (for items table)
HE3120 N/A 3.5 in88.9 mm N/A 76 mm N/A 130 mm N/A KM20 N/A MB20 N/A HMV 20 N/A CAD Icon (for items table)
HE2320 N/A 3.5 in88.9 mm N/A 97 mm N/A 130 mm N/A KM20 N/A MB20 N/A HMV 20 N/A CAD Icon (for items table)
HE322 N/A 4 in101.6 mm N/A 77 mm N/A 145 mm N/A KM22 N/A MB22 N/A HMV 22 N/A CAD Icon (for items table)
HE3122 N/A 4 in101.6 mm N/A 81 mm N/A 145 mm N/A KM22 N/A MB22 N/A HMV 22 N/A CAD Icon (for items table)
HE2322 N/A 4 in101.6 mm N/A 105 mm N/A 145 mm N/A KM22 N/A MB22 N/A HMV 22 N/A CAD Icon (for items table)
HE3024 N/A 4.25 in107.95 mm N/A 72 mm N/A 145 mm N/A KML24 N/A MBL24 N/A HMV 24 N/A CAD Icon (for items table)
HE3124 N/A 4.25 in107.95 mm N/A 88 mm N/A 155 mm N/A KM24 N/A MB24 N/A HMV 24 N/A CAD Icon (for items table)
HE2324 N/A 4.25 in107.95 mm N/A 112 mm N/A 155 mm N/A KM24 N/A MB24 N/A HMV 24 N/A CAD Icon (for items table)
HE3026 N/A 4.5 in114.3 mm N/A 80 mm N/A 155 mm N/A KML26 N/A MBL26 N/A HMV 26 N/A CAD Icon (for items table)
HE3126 N/A 4.5 in114.3 mm N/A 92 mm N/A 165 mm N/A KM26 N/A MB26 N/A HMV 26 N/A CAD Icon (for items table)
HE2326 N/A 4.5 in114.3 mm N/A 121 mm N/A 165 mm N/A KM26 N/A MB26 N/A HMV 26 N/A CAD Icon (for items table)
HE3028 N/A 5 in127 mm N/A 82 mm N/A 165 mm N/A KML28 N/A MBL28 N/A HMV 28 N/A CAD Icon (for items table)
HE3128 N/A 5 in127 mm N/A 97 mm N/A 180 mm N/A KM28 N/A MB28 N/A HMV 28 N/A CAD Icon (for items table)
HE2328 N/A 5 in127 mm N/A 131 mm N/A 180 mm N/A KM28 N/A MB28 N/A HMV 28 N/A CAD Icon (for items table)
HE3030 N/A 5.25 in133.35 mm N/A 87 mm N/A 180 mm N/A KML30 N/A MBL30 N/A HMV 30 N/A CAD Icon (for items table)
HE3130 N/A 5.25 in133.35 mm N/A 111 mm N/A 195 mm N/A KM30 N/A MB30 N/A HMV 30 N/A CAD Icon (for items table)
HE2330 N/A 5.25 in133.35 mm N/A 139 mm N/A 195 mm N/A KM30 N/A MB30 N/A HMV 30 N/A CAD Icon (for items table)
HE3032 N/A 5.5 in139.7 mm N/A 93 mm N/A 190 mm N/A KML32 N/A MBL32 N/A HMV 32 N/A CAD Icon (for items table)
HE3132 N/A 5.5 in139.7 mm N/A 119 mm N/A 210 mm N/A KM32 N/A MB32 N/A HMV 32 N/A CAD Icon (for items table)
HE2332 N/A 5.5 in139.7 mm N/A 147 mm N/A 210 mm N/A KM32 N/A MB32 N/A HMV 32 N/A CAD Icon (for items table)
HE3034 N/A 6 in152.4 mm N/A 101 mm N/A 200 mm N/A KML34 N/A MBL34 N/A HMV 34 N/A CAD Icon (for items table)
HE3134 N/A 6 in152.4 mm N/A 122 mm N/A 220 mm N/A KM34 N/A MB34 N/A HMV 34 N/A CAD Icon (for items table)
HE2334 N/A 6 in152.4 mm N/A 154 mm N/A 220 mm N/A KM34 N/A MB34 N/A HMV 34 N/A CAD Icon (for items table)
Unit of Measure
1 2