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NTN MUF1210UM is a non-separable cylindrical roller bearing with an inner ring featuring two ribs and an outer ring with one rib, plus a retaining ring. This open design has a straight bore and is constructed from hardened alloy steel. It is suitable for applications requiring axial location in one direction.
MODEL MUF1210UM
$89.75 Each
Prices are subject to change
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Returnable:No
B (in)
1.9685
Bore Type
Round
Bore type
Round
C (in)
3.1319
Cage material
None
Configuration
One
D (in)
3.5433
Enclosure
Open
F (in)
2.5181
H (in)
3.0181
Material
Hardened alloy steel
Oil Hole
w/o Oil Hole
Oil hole
w/o Oil Hole
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
r (in)
0.0402
R (in)
0.0598
Radial Internal Clearance
CN
Radial internal clearance
CN
Tolerance
ISO class 0 (RBEC 1)
Type
Cylindrical Roller Bearing
U (Plain Rings)
2.2717 in
V (Rib Rings)
2.3819 in
W
0.7874 in
X (Plain Rings)
3.2598 in
Z (Rib Rings)
3.1299 in
Technical Specifications
Type | Cylindrical Roller Bearing |
Bore Type | Round |
Material | Hardened Alloy Steel |
Cage Material | None |
Configuration | One |
Tolerance | ISO Class 0 (RBEC 1) |
Oil Hole | w/o Oil Hole |
Radial Internal Clearance | CN |
Enclosure | Open |
Weight | 1.208 lb0.548 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
B | 1.9685 in50.000 mm |
D | 3.5433 in90.000 mm |
W | 0.7874 in20.000 mm |
C | 3.1319 in79.550 mm |
F | 2.5181 in63.960 mm |
H | 3.0181 in76.660 mm |
R | 0.0598 in1.520 mm |
U (Plain Rings) | 2.2717 in57.700 mm |
V (Rib Rings) | 2.3819 in60.500 mm |
X (Plain Rings) | 3.2598 in82.800 mm |
Z (Rib Rings) | 3.1299 in79.500 mm |
r | 0.0402 in1.020 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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