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NTN LM12749/LM12711 SMALL SIZE TAPERED ROLLER BRG
MODEL LM12749/LM12711
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$65.87 Each
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Type
Tapered Roller Bearing
Enclosure
Open
Style
Cone & Cup
Material
Case Carburized Steel
Configuration
One
Static Load Rating
7650 lbf
Precision Rating
Class 2
Y2 (Axial Load Factor)
1.96
Y0 (Axial Load Factor)
1.08
Lubrication
w/o Oil Hole
Bore Type
Round
Cone Number
LM12749
Dynamic Load Rating
6650 lbf
Operating Temperature Range
-40 to 250 °F
e (Axial Load Factor)
0.31
Cup Number
LM12711
Technical Specifications
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Case Carburized Steel |
Style | Cone & Cup |
Precision Rating | Class 2 |
Cone Number | LM12749 |
Cup Number | LM12711 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.31 |
Y2 (Axial Load Factor) | 1.96 |
Y0 (Axial Load Factor) | 1.08 |
Static Load Rating | 7650 lbf34000 N34.00 kN |
Dynamic Load Rating | 6650 lbf29600 N29.60 kN |
Enclosure | Open |
Weight | 0.271 lb0.123 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
B | 0.8656 in21.986 mm |
D | 1.8100 in45.974 mm |
Wo | 0.4750 in12.065 mm |
Wi | 0.6550 in16.637 mm |
W | 0.6100 in15.494 mm |
r | 0.0500 in1.300 mm |
R | 0.05 in1.3 mm |
a (Effective Load Center) | -0.2100 in-5.400 mm |
U | 1.08 in27.5 mm |
V | 1.02 in26.0 mm |
X | 1.67 in42.5 mm |
Z | 1.57 in40.0 mm |
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