TIMKEN -Torrington HJ-9612048 Needle Roller bearing,Cylindrical Roller Radial Bearings-HJ Series 152,400 X 190,500 X 76,20 (mm)
Description
| Fw Bore (nom.) inch | 6.0000 |
| Fw Bore (nom.) mm | 152,400 |
| D Outside Diameter (nom.) inch | 7.5000 |
| D Outside Diameter (nom.) mm | 190,500 |
| C/B Width (nom.) inch | 3.000 |
| C/B Width (nom.) mm | 76,20 |
| Limiting Speed rpm | 2 830 |
| ra* Housing Fillet (max.) inch | 0.12 |
| ra* Housing Fillet (max.) mm | 3,0 |
| Used with Inner Ring Designation † | IR-809648 |
| Weight | 5.202kg |
DIMENSIONS AND LOAD RATINGS | |||||||||||||||
| Fw Bore | D Outside Diameter | C/B Width | Bearing Designation | Load Ratings | Limiting Speed | ra* Housing Fillet | Used with Inner Ring Designation † | F Housing Shoulder Diameter | |||||||
| Basic Dynamic Cr
| Basic Static CO
| ||||||||||||||
| ISO | ISO | ||||||||||||||
| (nom.) | (nom.) | (nom.) | T | 281 | 76 | (max.) | ±1⁄64 | ±0.4 | |||||||
| inch | mm | inch | mm | inch | mm | lbf | lbf | lbf | rpm | inch | mm | inch | mm | ||
| 3.7500
| 95,250
| 4.7500
| 120,650
| 2.000
| 50,80
| HJ-607632
| 32 900
| 44 200
| 91 000
| 4 540
| 0.10
| 2,5
| IR-506032 IR-526032 | 4 3⁄8
| 111,1
|
| 4.0000
| 101,600
| 5.0000
| 127,000
| 2.000
| 50,80
| HJ-648032
| 34 300
| 46 000
| 98 000
| 4 230
| 0.10
| 2,5
| IR-526432 IR-546432 IR-566432 | 4 5⁄8
| 117,5
|
| 4.2500
| 107,950
| 5.2500
| 133,350
| 2.000
| 50,80
| HJ-688432
| 34 700
| 46 500
| 102 000
| 3 970
| 0.10
| 2,5
| IR-566832 IR-606832 | 4 7⁄8
| 123,8
|
| 4.5000 4.5000 | 114,300 114,300 | 6.0000 6.0000 | 152,400 152,400 | 2.250 2.500 | 57,15 63,50 | HJ-729636 HJ-729640 | 48 000 53 400 | 64 400 71 700 | 116 000 134 000 | 3 850 3 850 | 0.10 0.10 | 2,5 2,5 | IR-607236 IR-607240 | 5 7⁄16 5 7⁄16 | 138,1 138,1 |
| 5.0000 5.0000
5.0000 | 127,000 127,000
127,000 | 6.5000 6.5000
6.5000 | 165,100 165,100
165,100 | 2.000 2.250
2.500 | 50,80 57,15
63,50 | HJ-8010432 HJ-8010436
HJ-8010440 | 46 100 52 000
57 800 | 61 200 69 400
77 300 | 113 000 133 000
152 000 | 3 430 3 430
3 430 | 0.10 0.10
0.10 | 2,5 2,5
2,5 | — IR-648036 IR-688036 IR-648040 | 5 15⁄16 5 15⁄16
5 15⁄16 | 150,8 150,8
150,8 |
| 5.5000 5.5000 | 139,700 139,700 | 7.0000 7.0000 | 177,800 177,800 | 2.500 3.000 | 63,50 76,20 | HJ-8811240 HJ-8811248 | 58 600 69 500 | 78 600 93 300 | 160 000 199 000 | 3 120 3 120 | 0.10 0.10 | 2,5 2,5 | IR-728840 IR-728848 | 6 7⁄16 6 7⁄16 | 163,5 163,5 |
| 5.7500 | 146,050 | 7.2500 | 184,150 | 3.000 | 76,20 | HJ-9211648 | 70 600 | 94 800 | 207 000 | 2 960 | 0.12 | 3,0 | IR-769248 | 6 11⁄16 | 169,9 |
| 6.0000 6.0000 | 152,400 152,400 | 7.5000 7.5000 | 190,500 190,500 | 2.500 3.000 | 63,50 76,20 | HJ-9612040 HJ-9612048 | 61 900 74 000 | 83 000 99 300 | 178 000 224 000 | 2 830 2 830 | 0.12 0.12 | 3,0 3,0 | IR-809640 IR-809648 | 6 15⁄16 6 15⁄16 | 176,2 176,2 |
| 6.5000 6.5000 | 165,100 165,100 | 8.0000 8.0000 | 203,200 203,200 | 2.500 3.000 | 63,50 76,20 | HJ-10412840 HJ-10412848 | 64 100 76 300 | 86 000 102 000 | 191 000 237 000 | 2 600 2 600 | 0.12 0.12 | 3,0 3,0 | IR-8810440 IR-8810448 | 7 7⁄16 7 7⁄16 | 188,9 188,9 |
| 7.2500 | 184,150 | 9.1250 | 231,775 | 3.000 | 76,20 | HJ-11614648 | 88 600 | 118 300 | 253 000 | 2 340 | 0.12 | 3,0 | IR-9611648 | 8 1⁄2 | 215,9 |
| 7.7500 | 196,850 | 9.6250 | 244,475 | 3.000 | 76,20 | HJ-12415448 | 92 000 | 123 000 | 271 000 | 2 180 | 0.12 | 3,0 | IR-10412448 | 9 | 228,6 |
| 8.2500 | 209,550 | 10.1250 | 257,175 | 3.000 | 76,20 | HJ-13216248 | 95 400 | 127 000 | 290 000 | 2 040 | 0.12 | 3,0 | IR-11213248 | 9 1⁄2 | 241,3 |
| 8.7500 | 222,250 | 10.6250 | 269,875 | 3.000 | 76,20 | HJ-14017048 | 98 600 | 130 000 | 308 000 | 1 920 | 0.16 | 4,0 | IR-12014048 | 10 | 254,0 |
| 9.2500 | 234,950 | 11.1250 | 282,575 | 3.000 | 76,20 | HJ-14817848 | 101 000 | 136 000 | 326 000 | 1 810 | 0.16 | 4,0 | IR-12814848 | 10 1⁄2 | 266,7 |
BEARING MOUNTING DIMENSIONS | ||||||||||||||||
| Mounting Dimensions, Clearance Fit | Bearing Designation | Mounting Dimensions, Tight Transition Fit | ||||||||||||||
| Inch Mounting | Metric Mounting(mm) | Inch Mounting | Metric Mounting(mm) | |||||||||||||
| S Shaft Raceway Diameter | H Housing Bore Diameter | S Shaft Raceway Diameter | H Housing Bore Diameter | S Shaft Raceway Diameter | H Housing Bore Diameter | S Shaft Raceway Diameter | H Housing Bore Diameter | |||||||||
| max. | min. | min. | max. | max. | min. | min. | max. | max. | min. | min. | max. | max. | min. | min. | max. | |
| 3.7500 | 3.7491 | 4.7500 | 4.7516 | 95,250 | 95,227 | 120,650 | 120,691 | HJ-607632 | 3.7487 | 3.7477 | 4.7478 | 4.7494 | 95,214 | 95,191 | 120,594 | 120,635 |
| 4.0000 | 3.9991 | 5.0000 | 5.0016 | 101,600 | 101,577 | 127,000 | 127,041 | HJ-648032 | 3.9986 | 3.9977 | 4.9978 | 4.9994 | 101,564 | 101,541 | 126,944 | 126,985 |
| 4.2500 | 4.2491 | 5.2500 | 5.2516 | 107,950 | 107,927 | 133,350 | 133,391 | HJ-688432 | 4.2486 | 4.2477 | 5.2478 | 5.2494 | 107,914 | 107,891 | 133,294 | 133,335 |
| 4.5000 4.5000 | 4.4991 4.4991 | 6.0000 6.0000 | 6.0016 6.0016 | 114,300 114,300 | 114,277 114,277 | 152,400 152,400 | 152,441 52,441 | HJ-729636 HJ-729640 | 4.4986 4.4986 | 4.4977 4.4977 | 5.9978 5.9978 | 5.9994 5.9994 | 114,264 114,264 | 114,241 114,241 | 152,344 152,344 | 152,385 152,385 |
| 5.0000 5.0000 5.0000 | 4.9990 4.9990 4.9990 | 6.5000 6.5000 6.5000 | 6.5016 6.5016 6.5016 | 127,000 127,000 127,000 | 126,975 126,975 126,975 | 165,100 165,100 165,100 | 165,141 165,141 165,141 | HJ-8010432 HJ-8010436 HJ-8010440 | 4.9984 4.9984 4.9984 | 4.9974 4.9974 4.9974 | 6.4978 6.4978 6.4978 | 6.4994 6.4994 6.4994 | 126,959 126,959 126,959 | 126,934 126,934 126,934 | 165,044 165,044 165,044 | 165,085 165,085 165,085 |
| 5.5000 5.5000 | 5.4990 5.4990 | 7.0000 7.0000 | 7.0016 7.0016 | 139,700 139,700 | 139,675 139,675 | 177,800 177,800 | 177,841 77,841 | HJ-8811240 HJ-8811248 | 5.4984 5.4984 | 5.4974 5.4974 | 6.9978 6.9978 | 6.9994 6.9994 | 139,659 139,659 | 139,634 139,634 | 177,744 177,744 | 177,785 177,785 |
| 5.7500 | 5.7490 | 7.2500 | 7.2518 | 146,050 | 146,025 | 184,150 | 184,196 | HJ-9211648 | 5.7484 | 5.7474 | 7.2476 | 7.2494 | 146,009 | 145,984 | 184,089 | 184,135 |
| 6.0000 6.0000 | 5.9990 5.9990 | 7.5000 7.5000 | 7.5018 7.5018 | 152,400 152,400 | 152,375 152,375 | 190,500 190,500 | 190,546 190,546 | HJ-9612040 HJ-9612048 | 5.9984 5.9984 | 5.9974 5.9974 | 7.4976 7.4976 | 7.4994 7.4994 | 152,359 152,359 | 152,334 152,334 | 190,439 190,439 | 190,485 190,485 |
| 6.5000 6.5000 | 6.4990 6.4990 | 8.0000 8.0000 | 8.0018 8.0018 | 165,100 165,100 | 165,075 165,075 | 203,200 203,200 | 203,246 203,246 | HJ-10412840 HJ-10412848 | 6.4984 6.4984 | 6.4974 6.4974 | 7.9976 7.9976 | 7.9994 7.9994 | 165,059 165,059 | 165,034 165,034 | 203,139 203,139 | 203,185 203,185 |
| 7.2500 | 7.2488 | 9.1250 | 9.1268 | 184,150 | 184,120 | 231,775 | 231,821 | HJ-11614648 | 7.2480 | 7.2468 | 9.1226 | 9.1244 | 184,099 | 184,069 | 231,714 | 231,760 |
| 7.7500 | 7.7488 | 9.6250 | 9.6268 | 196,850 | 196,820 | 244,475 | 244,521 | HJ-12415448 | 7.7480 | 7.7468 | 9.6226 | 9.6244 | 196,799 | 196,769 | 244,414 | 244,460 |
| 8.2500 | 8.2488 | 10.1250 | 10.1270 | 209,550 | 209,520 | 257,175 | 257,226 | HJ-13216248 | 8.2480 | 8.2468 | 10.1224 | 10.1244 | 209,499 | 209,469 | 257,109 | 257,160 |
| 8.7500 | 8.7488 | 10.6250 | 10.6270 | 222,250 | 222,220 | 269,875 | 269,926 | HJ-14017048 | 8.7480 | 8.7468 | 10.6224 | 10.6244 | 222,199 | 222,169 | 269,809 | 269,860 |
| 9.2500 | 9.2488 | 11.1250 | 11.1270 | 234,950 | 234,920 | 282,575 | 282,626 | HJ-14817848 | 9.2480 | 9.2468 | 11.1224 | 11.1244 | 234,899 | 234,869 | 282,509 | 282,560 |
TIMKEN-Torrington HJ-9612048 Needle Roller Bearing
The TIMKEN-Torrington HJ-9612048 is a high-capacity needle roller bearing designed for applications that demand exceptional radial load support in confined spaces. As part of TIMKEN’s renowned range of needle roller bearings, the HJ-9612048 is engineered to provide reliability, durability, and superior performance, making it suitable for use in industrial machinery, automotive, and construction equipment.
Design and Construction
The HJ-9612048 is a full complement needle roller bearing, which means it is constructed without a cage, allowing it to hold the maximum number of needle rollers. This design maximizes the load-bearing capacity by increasing the contact area between the needle rollers and the raceways. The bearing features an outer diameter of approximately 8 inches (203.2 mm), a length of 12 inches (304.8 mm), and a wall thickness of 3 inches (76.2 mm). This compact yet robust configuration provides an efficient solution for heavy-duty applications where space is at a premium.
The bearing’s outer ring is made from high-quality, case-hardened steel, which offers excellent wear resistance, toughness, and the ability to withstand high stress and impact. The densely packed needle rollers are precisely arranged to ensure even load distribution, reducing internal friction and stress concentrations. The absence of an inner ring allows for direct mounting on the shaft, simplifying the installation process and conserving space.
Performance Features
The full complement of needle rollers in the HJ-9612048 enables it to efficiently support substantial radial loads, making it ideal for continuous or shock loading applications. Its design minimizes internal friction, resulting in lower operating temperatures, enhanced energy efficiency, and a longer service life. These performance features are crucial for reliable operation in demanding conditions, where maintaining smooth performance and durability is essential.
Applications
The HJ-9612048 is widely used in heavy-duty applications such as automotive transmissions, industrial gearboxes, construction machinery, and heavy equipment. Its high load capacity and space-efficient design make it ideal for use in equipment where robust performance and compact size are required, such as conveyors, heavy-duty pumps, and earth-moving machinery.
Conclusion
The TIMKEN-Torrington HJ-9612048 needle roller bearing is a durable, high-capacity solution designed for heavy-duty applications that require exceptional radial load support in compact spaces. Its full complement design and superior construction provide reliable performance under heavy loads, making it a preferred choice in industrial and automotive environments. This bearing exemplifies TIMKEN’s commitment to delivering innovative and high-quality bearing solutions tailored to the rigorous demands of modern machinery and equipment.
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