12 mm x 21 mm x 5 mm NMB L-2112 deep groove ball bearings
We work closely 12 mm x 21 mm x 5 mm with our BEARING-SINGAPORE (PTE)LTD. 12 mm x 21 mm x 5 mm NMB L-2112 deep groove ball bearings 170mm Outside Diameter (mm): manufacturing partners to bring the best value to customers.
What is L-2112 bearing cross reference?
Brand Name: |
NMB |
Model Number: |
L-2112 |
Series: |
M252300 |
Cone Part Number: |
M252330X |
Cup Part Number: |
M252310X |
Design Units: |
Imperial |
Bearing Weight: |
33.70 Kg |
Cage Type: |
Stamped Steel |
d: |
234.95 mm |
D: |
381.000 mm |
PDF |
L-2112 |
Product Details
Series |
M252300 |
Cone Part Number |
M252330X |
Cup Part Number |
M252310X |
Design Units |
Imperial |
Bearing Weight |
33.70 Kg |
Cage Type |
Stamped Steel |
d |
234.95 mm |
D |
381.000 mm |
B - Cone Width |
74.613 mm |
C - Cup Width |
57.150 mm |
B |
74.610 mm |
R - Cone Backface To Clear Radius1 |
6.35 mm |
r - Cup Backface To Clear Radius2 |
3.30 mm |
da - Cone Frontface Backing Diameter |
261.87 mm |
db - Cone Backface Backing Diameter |
272.03 mm |
Da - Cup Frontface Backing Diameter |
364.00 mm |
Db - Cup Backface Backing Diameter |
356.11 mm |
Ab - Cage-Cone Frontface Clearance |
4.8 mm |
Aa - Cage-Cone Backface Clearance |
7.6 mm |
a - Effective Center Location3 |
-6.6 mm |
C90 - Dynamic Radial Rating (90 million revolutions)4 |
73200 lbf |
C1 - Dynamic Radial Rating (1 million revolutions)5 |
283000 lbf |
C0 - Static Radial Rating |
455000 lbf |
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
41700 lbf |
K - Factor7 |
1.76 |
e - ISO Factor8 |
0.33 |
Y - ISO Factor9 |
1.8 |
G1 - Heat Generation Factor (Roller-Raceway) |
1839.2 |
G2 - Heat Generation Factor (Rib-Roller End) |
226.1 |
Cg - Geometry Factor |
0.159 |