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NTN NUTR307X yoke type track roller bearing with 307 mm bore and spherical outer diameter. Open design with high carbon chrome steel construction and inner ring. Suitable for cam follower and track roller applications in industrial machinery.
MODEL NUTR307X
$206.27 Each
Prices are subject to change
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Returnable:No
B (in)
1.1417
B Tolerance
0/-0.210 mm
Bearing Type
Needle Roller Bearing
C (in)
1.1024
Cage material
None
D (0/-0.050)
3.1496 in
d (in)
1.3780
Dynamic Load Rating
13900 lbf
Dynamic load rating
13900 lbf
e (in)
1.7323
Enclosure
Open
F (in)
1.6339
I.D.
35 mm
Limiting Speed - Grease
2400 RPM
Limiting speed - grease
2400 RPM
Load Rating of Track
9200 lbf
Material
High carbon chrome steel
O.D.
80 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Outside Ring Type
Cylindrical
r (in)
0.0236
Roller Type
Cylindrical
Roller type
Cylindrical
Static Load Rating
19200 lbf
Static load rating
19200 lbf
Type
Yoke Type Track Roller
Technical Specifications
Type | Yoke Type Track Roller |
Roller Type | Cylindrical |
Bearing Type | Needle Roller Bearing |
Material | High Carbon Chrome Steel |
Cage Material | None |
Outside Ring Type | Cylindrical |
Limiting Speed - Grease | 2400 RPM |
Enclosure | Open |
Static Load Rating | 192 lbf85500 N85.50 kN |
Dynamic Load Rating | 139 lbf62000 N62.00 kN |
Load Rating of Track | 9200 lbf41000 N |
Weight | 1.852 lb0.840 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 1.3780 in35.000 mm |
D (0/-0.050) | 3.1496 in80.000 mm |
F | 1.6339 in41.500 mm |
e | 1.7323 in44.000 mm |
C | 1.1024 in28.000 mm |
B | 1.1417 in29.000 mm |
B Tolerance | 0/-0.210 mm |
r | 0.0236 in0.600 mm |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
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