687 - 672A bearinginquiry
| Bearing Weight | 7.6000 lb
3.5000 Kg
|
| D - Cup Outer Diameter | 6.6250 in
168.275 mm
|
| d - Cone Bore | 4.0000 in
101.600 mm
|
| B - Cone Width | 1.6250 in
41.275 mm
|
| C - Cup Width | 1.3750 in
34.925 mm
|
| T - Bearing Width | 1.6250 in
41.275 mm
|
| Z - Number of Rollers Per Row | 23
|
| R - Cone Backface "To Clear" Radius1 | 0.140 in
3.560 mm
|
| r - Cup Backface "To Clear" Radius2 | 0.130 in
3.30 mm
|
| da - Cone Frontface Backing Diameter | 5.12 in
112.01 mm
|
| db - Cone Backface Backing Diameter | 4.65 in
118.11 mm
|
| Da - Cup Frontface Backing Diameter | 6.34 in
161.00 mm
|
| Db - Cup Backface Backing Diameter | 5.87 in
149.10 mm
|
| Ab - Cage-Cone Frontface Clearance | 0.08 in
2.03 mm
|
| Aa - Cage-Cone Backface Clearance | 0.20 in
5.08 mm
|
| a - Effective Center Location3 | -0.11 in
-2.80 mm
|
| C90 - Dynamic Radial Rating (90 million revolutions)1 | 15400 lbf
68600 N
|
| C1 - Dynamic Radial Rating (1 million revolutions)2 | 59500 lbf
265000 N
|
| C0 - Static Radial Rating | 86700 lbf
386000 N
|
| Ca90 - Dynamic Thrust Rating (90 million revolutions)3 | 12400 lbf
55300 N
|
| G1 - Heat Generation Factor (Roller-Raceway) | 182
|
| G2 - Heat Generation Factor (Rib-Roller End) | 37.2
|
| Cg - Geometry Factor | 0.106
|
|
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Sales the 687 - 672A bearings, condition monitoring and technical supports. we can
assure the quality of the Timken 687 - 672A bearings we provide, at the same time guarantee
the price is always competitive. As our valued customers, you always have a
peace in mind when using 687 - 672A bearings..
