TIMKEN -Torrington HJ-688432 Needle Roller bearing,Cylindrical Roller Radial Bearings-HJ Series 107,950 X 133,350 X 50,80 (mm)
Description
Fw Bore (nom.) inch | 4.2500 |
Fw Bore (nom.) mm | 107,950 |
D Outside Diameter (nom.) inch | 5.2500 |
D Outside Diameter (nom.) mm | 133,350 |
C/B Width (nom.) inch | 2.000 |
C/B Width (nom.) mm | 50,80 |
Limiting Speed rpm | 3 970 |
ra* Housing Fillet (max.) inch | 0.10 |
ra* Housing Fillet (max.) mm | 2,5 |
Used with Inner Ring Designation † | IR-566832 IR-606832 |
Weight | 1.626kg |
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-688432 Needle Roller Bearing
The TIMKEN-Torrington HJ-688432 is a high-capacity needle roller bearing designed to handle substantial radial loads in compact applications. As part of TIMKEN’s well-regarded product line, this bearing is engineered for durability, reliability, and efficiency, making it suitable for a variety of demanding industrial and automotive applications.
Design and Construction
The HJ-688432 is a full complement needle roller bearing, which means it is constructed without a cage, allowing the maximum number of needle rollers to be incorporated within the bearing. This design significantly increases the bearing’s load-carrying capacity compared to caged versions. The bearing measures approximately 4 inches (101.6 mm) in outer diameter, 5.5 inches (139.7 mm) in length, and 2 inches (50.8 mm) in wall thickness. This size and configuration make it highly effective at supporting heavy radial loads in a relatively small footprint.HJ-688432 。
The outer ring of the HJ-688432 is made from high-quality, case-hardened steel, offering excellent resistance to wear, impact, and fatigue. The precision-engineered needle rollers are densely packed to ensure even load distribution, minimizing stress and reducing the likelihood of premature bearing failure. The full complement design also means the bearing can accommodate higher load ratings, making it ideal for applications involving continuous or shock loading.
Performance Features
The HJ-688432 bearing excels in applications requiring high radial load capacity with minimal axial space. Its full complement of needle rollers provides a large contact area, enabling the bearing to support heavy loads efficiently. The compact design reduces internal friction, resulting in smoother operation, lower operating temperatures, and improved energy efficiency, which are critical factors in enhancing the lifespan of the bearing under heavy-duty conditions.
Applications
This bearing is commonly used in various heavy machinery, such as construction equipment, automotive transmissions, gearboxes, and industrial machinery. It is particularly valuable in applications where space is at a premium but high load capacity is essential. The HJ-688432’s robust construction and ability to handle high radial loads make it ideal for environments that require both strength and compactness.
Conclusion
The TIMKEN-Torrington HJ-688432 needle roller bearing is a powerful, compact solution designed for high-load applications in confined spaces. Its full complement design and durable construction provide exceptional performance and longevity, making it a preferred choice in heavy-duty industrial and automotive settings. The bearing’s ability to handle substantial radial loads while maintaining a compact profile highlights TIMKEN’s commitment to delivering high-quality, innovative bearing solutions for challenging environments.