Angular contact ball bearings, super-precision 71909 ACB/P4A
Bearing number : 71909 ACB/P4A
Size (mm) : 45x68x12
Brand : SKF
Bore Diameter (mm) : 45
Outer Diameter (mm) : 68
Width (mm) : 12
Bearing dimensions and specification in SKF catalogue:
d - 45 mm
D - 68 mm
B - 12 mm
d1 - 53.45 mm
d2 - 52.4 mm
D2 - 61.8 mm
r1,2 - min. - 0.6 mm
r3,4 - min. - 0.3 mm
a - 22.1 mm
da - min. - 48.2 mm
db - min. - 48.2 mm
Da - max. - 64.8 mm
Db - max. - 66 mm
ra - max. - 0.6 mm
rb - max. - 0.3 mm
dn - 54.2 mm
Basic dynamic load rating - C - 7 kN
Basic static load rating - C0 - 5.4 kN
Fatigue load limit - Pu - 0.232 kN
Limiting speed for grease lubrication - 24000 r/min
Limiting speed for oil lubrication - 38000 mm/min
Ball - Dw - 4.762 mm
Ball - z - 27
Gref - 1.75 cm3
Calculation factor - e - 0.68
Calculation factor - Y2 - 0.87
Calculation factor - Y0 - 0.38
Calculation factor - X2 - 0.41
Calculation factor - Y1 - 0.92
Calculation factor - Y2 - 1.41
Calculation factor - Y0 - 0.76
Calculation factor - X2 - 0.67
Preload class A - GA - 41 N
Preload class B - GB - 82 N
Preload class C - GC - 245 N
Calculation factor - f - 1.08
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.02
Calculation factor - f2C - 1.07
Calculation factor - fHC - 1
Preload class A - 74 N/micron
Preload class B - 95 N/micron
Preload class C - 143 N/micron
Mass bearing - 0.132 kg
SKF Supplier Port
Welcome to the SKF Supplier Portal! Here we provide information for suppliers. Most material is open and available without login. SKF Purchasing, together with the SKF suppliers, are aiming for creating customer value and achieving the SKF vision "To equip the world with SKF knowledge".
SKF USA Inc. Lansdale, Pennsylvania, PA 194
Company Description by SKF USA Inc. The SKF Group is the leading global supplier of products, customer solutions, and services in the business of rolling bearings and seals. The Group's main competencies include technical support, maintenance services, condition monitoring and training.
Distributors of Bearings by Timken, NTN, SKF and I
Distributors of Bearings by Timken, NTN, SKF and INA LocateBallBearings.com is a worldwide, one-stop shop bearing locating service for SKF distributors and more. We specialize in hard to find bearings for just about every application imaginable from roller blades to oil rigs.
Welcome to SKF - skf-us.ptplace.c
Bearing housing and housing accessories. Combined bearing. Unit Ball bearing. Plain bearing. ... SKF full library. Find a Distributor. Looking for a local supplier for your parts? Search by zip code to lookup Distributors near you! Have a question? Chat with Customer Solutions between 9:00 to 5:00 ET.
SKF | Bearing Servi
SKF's fundamental strength is the ability to continuously develop new technologies – then use them to create products that offer competitive advantages to our customers. SKF achieves this by combining hands-on experience in over 40 industries with knowledge across the SKF technology platforms: bearings and units, seals, mechatronics ...
Skf Ball Bearings in Delhi - Manufacturers and Suppliers Ind
Find Skf Ball Bearings manufacturers, Skf Ball Bearings suppliers, exporters, wholesalers and distributors in Delhi India - List of Skf Ball Bearings selling companies from Delhi with catalogs, phone numbers, addresses & prices for Skf Ball Bearings.
Skf Ball Bearings - Manufacturers, Suppliers & Exporters .
Find here information of Skf Ball Bearings selling companies for your buy requirements. Contact verified Skf Ball Bearings Manufacturers, Skf Ball Bearings suppliers, Skf Ball Bearings exporters wholesalers, producers, retailers and traders in India.
SKF | Bearings, Units and Housings, Ball Bearin
SKF. Chances are you know SKF for the bearings that keep your equipment running smoothly and efficiently. And with good reason: SKF bearings set the world standard for quality and reliability and are original equipment components in industrial machinery of every kind – motors, pumps, fans, gearboxes, conveyors, machine tool spindles and more.
skf, skf bearings, skf seals, skf distributor, skf suppli
SKF has more than 100 years of experience in various industries and applications, and is the only company that can support key aspects of the sealing system through its knowledge of bearings, seals, lubrication and associated science and technology.