Angular contact ball bearings, super-precision S71912 CB/HCP4A
Bearing number : S71912 CB/HCP4A
Size (mm) : 60x85x13
Brand : SKF
Bore Diameter (mm) : 60
Outer Diameter (mm) : 85
Width (mm) : 13
Bearing dimensions and specification in SKF catalogue:
d - 60 mm
D - 85 mm
B - 13 mm
d1 - 68.94 mm
d2 - 67.73 mm
D2 - 78.36 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.3 mm
a - 19.5 mm
da - min. - 64.6 mm
da - max. - 68.3 mm
db - min. - 64.6 mm
db - max. - 67.1 mm
Da - max. - 80.4 mm
Db - max. - 83 mm
ra - max. - 1 mm
rb - max. - 0.3 mm
Basic dynamic load rating - C - 10.4 kN
Basic static load rating - C0 - 8.8 kN
Fatigue load limit - Pu - 0.375 kN
Limiting speed for grease lubrication - 26000 r/min
Ball - Dw - 5.556 mm
Ball - z - 30
Calculation factor - f0 - 9.8
Preload class A - GA - 34 N
Preload class B - GB - 68 N
Preload class C - GC - 205 N
Calculation factor - f - 1.11
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.08
Calculation factor - fHC - 1.01
Preload class A - 40 N/micron
Preload class B - 53 N/micron
Preload class C - 85 N/micron
Mass bearing - 0.191 kg
Wheel bearing Timken, SKF or NSK - Bob Is The Oil G
Front wheel bearing is humming and it is separate from the hub. Current mileage is 174000km, never changed before. Honda Civic uses NSK as its OE for this model. I will probably order from US and ship to Canada. Here are the USD prices so far which includes shipping/import fees. Timken $55 SKF $75 NSK $83
SKF/FAG bearings | Adventure Rid
I sold bearings for many years. IMHO, SKF are arguably the best, but to be fair there isn't a great deal of difference in quality between the various "better" brands these days. My personal preference is still SKF, but any reputable brand such as NTN, NSK, NACHI, KOYO and FAG will be of consistently excellent quality.
What are the best brands of ball bearings? - Quo
Certain brand is good in particular type of bearings, for example: SKF is good in spherical roller ( their invention), Timken is good in tapered roller (also their invention), Schaeffler group is good in needle rollers and NSK is good in precision ball bearings. it's difficult to single out best ball bearings brand nowadays.
SKF Bearings - Bearing Parts & Supplies - Grainger .
Ball bearings are used with applications that have high axial loads and low-to-moderate radial loads. Mounted bearings (bearing units) have a bearing inside a housing unit to ensure a secure fit and mount. Sleeve and clip bearings support high loads, have no moving parts, and require lubricant to allow the shaft to turn smoothly.
S7209 CD/HCP4A SKF 11 best solutions Beari
NSK Bearings can bear radial load and axial load at the same time. NSK Bearings can work at higher speeds. The larger the contact angle of the NSK Bearings, the higher the axial load carrying capacity of the S7209 CD/HCP4A SKF 11 best solutions Bearing. The contact angle of S7209 CD/HCP4A SKF 11 best solutions Bearing is the angle between the line connecting the contact point of the ball and ...
SKF front wheel bearing hub assemblies - any good? - Bob .
1. They are wrong. They market OEM and aftermarket, each has different performance criteria. They may have dropped what they called "value grade", but they are still marketing aftermarket hub bearings, and are working with China to source parts and hopefully source complete bearings.