TIMKEN -Torrington HJ-10412848 Needle Roller bearing,Cylindrical Roller Radial Bearings-HJ Series 165,100 X 203,200 X 76,20 (mm)
Description
Fw Bore (nom.) inch | 6.5000 |
Fw Bore (nom.) mm | 165,100 |
D Outside Diameter (nom.) inch | 8.0000 |
D Outside Diameter (nom.) mm | 203,200 |
C/B Width (nom.) inch | 3.000 |
C/B Width (nom.) mm | 76,20 |
Limiting Speed rpm | 2 600 |
ra* Housing Fillet (max.) inch | 0.12 |
ra* Housing Fillet (max.) mm | 3,0 |
Used with Inner Ring Designation † | IR-8810448 |
Weight | 5.582kg |
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-10412848 Needle Roller Bearing
The TIMKEN-Torrington HJ-10412848 is a full complement needle roller bearing designed to provide exceptional radial load capacity in compact spaces, making it ideal for demanding industrial, automotive, and heavy machinery applications. As part of TIMKEN’s extensive range of needle roller bearings, the HJ-10412848 is engineered for high performance, durability, and precision, offering reliable operation in environments where heavy loads and limited space are key considerations.
Design and Construction
The HJ-10412848 is characterized by its full complement design, which means it does not include a cage and instead holds the maximum number of needle rollers. This arrangement significantly boosts the bearing’s load-carrying capacity by maximizing the contact area between the needle rollers and the raceways. The bearing features an outer diameter of approximately 10 inches (254 mm), a length of 12 inches (304.8 mm), and a wall thickness of 4.8 inches (121.92 mm). This design provides a robust, space-efficient solution for applications where maintaining a high load capacity within limited dimensions is critical.
The outer ring of the HJ-10412848 is manufactured from high-quality, case-hardened steel, which provides excellent resistance to wear, fatigue, and impact, ensuring durability under high-stress conditions. The needle rollers are meticulously arranged to ensure uniform load distribution, which reduces internal friction and minimizes stress concentrations. This contributes to smoother operation and lowers operating temperatures, extending the bearing’s service life even in harsh environments. The absence of an inner ring allows for direct mounting on the shaft, simplifying the assembly process and conserving space.。
Performance Features
High Load Capacity: The full complement of needle rollers allows the HJ-10412848 to support substantial radial loads, making it ideal for applications involving continuous or shock loading. The absence of a cage increases the number of rollers, enhancing the bearing’s ability to handle high radial forces efficiently.
Compact Design: The bearing’s compact design is particularly advantageous in applications where space is at a premium but high performance is required. This makes it a preferred choice for applications where traditional roller bearings might be too large or where minimizing overall system size is a priority.
Durability and Reliability: Constructed from high-grade materials, the HJ-10412848 offers excellent resistance to wear and impact. Its design minimizes internal friction, resulting in reduced heat generation and energy consumption, which are critical for long-term reliability and efficiency.
Simplified Installation: The absence of an inner ring allows for direct shaft mounting, which simplifies installation and reduces the overall footprint of the bearing assembly. This feature is particularly useful in applications where ease of maintenance and assembly speed are important considerations.
Applications
The HJ-10412848 is well-suited for a variety of heavy-duty applications, including:
Automotive Transmissions: Its high load capacity and compact form make it ideal for use in transmission systems where space is limited, and high reliability is essential.
- Industrial Gearboxes:The bearing’s ability to handle substantial radial loads makes it suitable for gearboxes that operate under high stress and require robust, dependable components.
- Construction Equipment:In heavy machinery like excavators, loaders, and cranes, the HJ-10412848 provides the necessary load support while conserving valuable space within the machinery.
Heavy-Duty Pumps and Conveyors: The bearing’s design allows it to handle the continuous loading and unloading stresses typical in pumps and conveyor systems, ensuring smooth and efficient operation.
Conclusion
The TIMKEN-Torrington HJ-10412848 needle roller bearing is a high-capacity, durable solution designed for demanding applications that require exceptional radial load support in compact spaces. Its full complement design maximizes load-bearing capacity, while its robust construction ensures reliable performance and longevity. This bearing exemplifies TIMKEN’s commitment to delivering high-quality, innovative bearing solutions that meet the rigorous demands of modern industrial and automotive environments. Whether in heavy machinery, automotive systems, or industrial equipment, the HJ-10412848 provides the reliability and performance needed to keep operations running smoothly and efficiently.