71800 Series Super Precision Angular Contact Ball Bearings

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71800 Series Super Precision Angular Contact Ball Bearings

The 718 Series is characterized by an extremely light and thin cross-section, offering a unique solution for high-precision applications where space is at a premium. Despite their compact dimensions, these super precision angular contact ball bearings maintain exceptional rigidity and rotational accuracy. They allow for larger shaft diameters to be used within the same housing space, significantly enhancing the stiffness of the overall assembly. This makes them the industry standard for robotic arm joints, high-precision measuring instruments, rotary tables, and semiconductor manufacturing equipment where every millimeter counts.

Contact angle
Part Number Bore diameter Outside diameter Width Contact angle Matched arrangement Preload Seal type Ring material Ball material Radial dynamic load rating Radial static load rating Limiting speed
71810 CD/P4DBC 50 mm 65 mm 14 mm 15 ° Duplex Back-to-Back (DB) Moderate / Class C Open Chrome Steel Chrome Steel 2722 lbf 3510 lbf 46 X 1000 rpm
71810 CD/P4DGA 50 mm 65 mm 14 mm 15 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 2722 lbf 3510 lbf 46 X 1000 rpm
71810 CD/P4DGB 50 mm 65 mm 14 mm 15 ° Universal Matchable (SU) Light / Class B Open Chrome Steel Chrome Steel 2722 lbf 3510 lbf 46 X 1000 rpm
71810 ACD/P4DBB 50 mm 65 mm 14 mm 25 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 2520 lbf 3375 lbf 41 X 1000 rpm
71810 ACD/P2DBCVT105F2 50 mm 65 mm 14 mm 25 ° Duplex Back-to-Back (DB) Moderate / Class C Open Chrome Steel Chrome Steel 2520 lbf 3375 lbf 41 X 1000 rpm
71810 ACD/P4DBC 50 mm 65 mm 14 mm 25 ° Duplex Back-to-Back (DB) Moderate / Class C Open Chrome Steel Chrome Steel 2520 lbf 3375 lbf 41 X 1000 rpm
71810 ACD/P4DBCVT105F2 50 mm 65 mm 14 mm 25 ° Duplex Back-to-Back (DB) Moderate / Class C Open Chrome Steel Chrome Steel 2520 lbf 3375 lbf 41 X 1000 rpm
71810 ACD/P2DT 50 mm 65 mm 14 mm 25 ° Duplex Tandem (DT) Available Open Chrome Steel Chrome Steel 2520 lbf 3375 lbf 41 X 1000 rpm
71810 ACD/P4DGA 50 mm 65 mm 14 mm 25 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 2520 lbf 3375 lbf 41 X 1000 rpm
71810 ACD/P4DGB 50 mm 65 mm 14 mm 25 ° Universal Matchable (SU) Light / Class B Open Chrome Steel Chrome Steel 2520 lbf 3375 lbf 41 X 1000 rpm
71810 ACD/P4TBTL 50 mm 65 mm 21 mm 25 ° Triplex Back-to-Back (TBT) Available Open Chrome Steel Chrome Steel 3398 lbf 5040 lbf 41 X 1000 rpm
71810 CD/P4QBCC 50 mm 65 mm 28 mm 15 ° Quadruplex Back-to-Back (QBC) Moderate / Class C Open Chrome Steel Chrome Steel 4388 lbf 7088 lbf 46 X 1000 rpm
71811 CD/P4 55 mm 72 mm 9 mm 15 ° Single Available Open Chrome Steel Chrome Steel 2272 lbf 2430 lbf 28 X 1000 rpm
71811 CDGA/P4 55 mm 72 mm 9 mm 15 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 2272 lbf 2430 lbf 34 X 1000 rpm
71811 CDGB/P4 55 mm 72 mm 9 mm 15 ° Single Light / Class B Open Chrome Steel Chrome Steel 2272 lbf 2430 lbf 34 X 1000 rpm
71811 ACD/P4 55 mm 72 mm 9 mm 25 ° Single Available Open Chrome Steel Chrome Steel 2151 lbf 2295 lbf 24 X 1000 rpm
71811 ACDGA/P4 55 mm 72 mm 9 mm 25 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 2151 lbf 2295 lbf 34 X 1000 rpm
71811 ACDGB/P4 55 mm 72 mm 9 mm 25 ° Single Light / Class B Open Chrome Steel Chrome Steel 2151 lbf 2295 lbf 34 X 1000 rpm
71811 CD/P4DBA 55 mm 72 mm 18 mm 15 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 3780 lbf 4860 lbf 34 X 1000 rpm
71811 CD/P4DBB 55 mm 72 mm 18 mm 15 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 3780 lbf 4860 lbf 34 X 1000 rpm
71811 CD/P4DGA 55 mm 72 mm 18 mm 15 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 3780 lbf 4860 lbf 34 X 1000 rpm
71811 ACD/P4DBA 55 mm 72 mm 18 mm 25 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 3510 lbf 4590 lbf 34 X 1000 rpm
71811 ACD/P4DBB 55 mm 72 mm 18 mm 25 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 3510 lbf 4590 lbf 34 X 1000 rpm
71811 ACD/P4DBC 55 mm 72 mm 18 mm 25 ° Duplex Back-to-Back (DB) Moderate / Class C Open Chrome Steel Chrome Steel 3510 lbf 4590 lbf 34 X 1000 rpm
71811 ACD/P4DGB 55 mm 72 mm 18 mm 25 ° Universal Matchable (SU) Light / Class B Open Chrome Steel Chrome Steel 3510 lbf 4590 lbf 34 X 1000 rpm
71811 CD/P4TBTL 55 mm 72 mm 27 mm 15 ° Triplex Back-to-Back (TBT) Available Open Chrome Steel Chrome Steel 4972 lbf 7312 lbf 34 X 1000 rpm
71811 ACD/P4TBTL 55 mm 72 mm 27 mm 25 ° Triplex Back-to-Back (TBT) Available Open Chrome Steel Chrome Steel 4680 lbf 6862 lbf 34 X 1000 rpm
71811 CD/P4QBCA 55 mm 72 mm 36 mm 15 ° Quadruplex Back-to-Back (QBC) Extra light / Class A Open Chrome Steel Chrome Steel 6075 lbf 9675 lbf 34 X 1000 rpm
71811 CD/P4QFCC 55 mm 72 mm 36 mm 15 ° Quadruplex Face-to-Face (QFC) Moderate / Class C Open Chrome Steel Chrome Steel 6075 lbf 9675 lbf 34 X 1000 rpm
71811 CD/P4QGB 55 mm 72 mm 36 mm 15 ° Universal Matchable (SU) Light / Class B Open Chrome Steel Chrome Steel 6075 lbf 9675 lbf 34 X 1000 rpm
71811 ACD/P4QBCB 55 mm 72 mm 36 mm 25 ° Quadruplex Back-to-Back (QBC) Light / Class B Open Chrome Steel Chrome Steel 5738 lbf 9112 lbf 34 X 1000 rpm
71812 CD/P4 60 mm 78 mm 10 mm 15 ° Single Available Open Chrome Steel Chrome Steel 3038 lbf 3218 lbf 24 X 1000 rpm
71812 CDGA/P4 60 mm 78 mm 10 mm 15 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 3038 lbf 3218 lbf 33 X 1000 rpm
71812 CDGB/P4 60 mm 78 mm 10 mm 15 ° Single Light / Class B Open Chrome Steel Chrome Steel 3038 lbf 3218 lbf 33 X 1000 rpm
71812 ACD/P4 60 mm 78 mm 10 mm 25 ° Single Available Open Chrome Steel Chrome Steel 2858 lbf 3015 lbf 22 X 1000 rpm
71812 ACDGA/P4 60 mm 78 mm 10 mm 25 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 2858 lbf 3015 lbf 33 X 1000 rpm
71812 ACDGB/P4 60 mm 78 mm 10 mm 25 ° Single Light / Class B Open Chrome Steel Chrome Steel 2858 lbf 3015 lbf 33 X 1000 rpm
71812 ACDGC/P4 60 mm 78 mm 10 mm 25 ° Single Moderate / Class C Open Chrome Steel Chrome Steel 2858 lbf 3015 lbf 33 X 1000 rpm
71812 CD/P2DBA 60 mm 78 mm 20 mm 15 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 4972 lbf 6412 lbf 33 X 1000 rpm
71812 CD/P4DBA 60 mm 78 mm 20 mm 15 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 4972 lbf 6412 lbf 33 X 1000 rpm
71812 CD/P4DBB 60 mm 78 mm 20 mm 15 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 4972 lbf 6412 lbf 33 X 1000 rpm
71812 CD/P4DFA 60 mm 78 mm 20 mm 15 ° Duplex Face-to-Face (DF) Extra light / Class A Open Chrome Steel Chrome Steel 4972 lbf 6412 lbf 33 X 1000 rpm
71812 CD/P4DGA 60 mm 78 mm 20 mm 15 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 4972 lbf 6412 lbf 33 X 1000 rpm
71812 ACD/P4DBA 60 mm 78 mm 20 mm 25 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 4680 lbf 5962 lbf 35 X 1000 rpm
71812 ACD/P4DBALT20 60 mm 78 mm 20 mm 25 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 4680 lbf 5962 lbf 35 X 1000 rpm
71812 ACD/P4DBB 60 mm 78 mm 20 mm 25 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 4680 lbf 5962 lbf 35 X 1000 rpm
71812 ACD/P4DGA 60 mm 78 mm 20 mm 25 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 4680 lbf 5962 lbf 35 X 1000 rpm
71812 ACD/P4DGB 60 mm 78 mm 20 mm 25 ° Universal Matchable (SU) Light / Class B Open Chrome Steel Chrome Steel 4680 lbf 5962 lbf 35 X 1000 rpm
71812 ACD/P4DGC 60 mm 78 mm 20 mm 25 ° Universal Matchable (SU) Moderate / Class C Open Chrome Steel Chrome Steel 4680 lbf 5962 lbf 35 X 1000 rpm
71812 ACD/P4TBTA 60 mm 78 mm 30 mm 25 ° Triplex Back-to-Back (TBT) Extra light / Class A Open Chrome Steel Chrome Steel 6210 lbf 9000 lbf 35 X 1000 rpm
71812 ACD/P4TBTB 60 mm 78 mm 30 mm 25 ° Triplex Back-to-Back (TBT) Light / Class B Open Chrome Steel Chrome Steel 6210 lbf 9000 lbf 33 X 1000 rpm
71812 ACD/P4QBCA 60 mm 78 mm 40 mm 25 ° Quadruplex Back-to-Back (QBC) Extra light / Class A Open Chrome Steel Chrome Steel 7470 lbf 11925 lbf 35 X 1000 rpm
71813 CD/P4 65 mm 85 mm 10 mm 15 ° Single Available Open Chrome Steel Chrome Steel 3038 lbf 3285 lbf 22 X 1000 rpm
71813 CDGA/P4 65 mm 85 mm 10 mm 15 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 3038 lbf 3285 lbf 36 X 1000 rpm
71813 CDGB/P4 65 mm 85 mm 10 mm 15 ° Single Light / Class B Open Chrome Steel Chrome Steel 3038 lbf 3285 lbf 36 X 1000 rpm
71813 CDGB/VQ253 65 mm 85 mm 10 mm 15 ° Single Light / Class B Open Chrome Steel Chrome Steel 3038 lbf 3285 lbf 36 X 1000 rpm
71813 CDGC/P4 65 mm 85 mm 10 mm 15 ° Single Moderate / Class C Open Chrome Steel Chrome Steel 3038 lbf 3285 lbf 36 X 1000 rpm
71813 ACD/P4 65 mm 85 mm 10 mm 25 ° Single Available Open Chrome Steel Chrome Steel 2858 lbf 3150 lbf 20 X 1000 rpm
71813 ACDGA/P4 65 mm 85 mm 10 mm 25 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 2858 lbf 3150 lbf 36 X 1000 rpm
71813 ACDGB/P4 65 mm 85 mm 10 mm 25 ° Single Light / Class B Open Chrome Steel Chrome Steel 2858 lbf 3150 lbf 36 X 1000 rpm
71813 ACDGB/VQ253 65 mm 85 mm 10 mm 25 ° Single Light / Class B Open Chrome Steel Chrome Steel 2858 lbf 3150 lbf 36 X 1000 rpm
71813 CD/P2DBA 65 mm 85 mm 20 mm 15 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 4972 lbf 6750 lbf 36 X 1000 rpm
71813 CD/P4DBA 65 mm 85 mm 20 mm 15 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 4972 lbf 6750 lbf 36 X 1000 rpm
71813 CD/P4DBB 65 mm 85 mm 20 mm 15 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 4972 lbf 6750 lbf 36 X 1000 rpm
71813 CD/P4DFB 65 mm 85 mm 20 mm 15 ° Duplex Face-to-Face (DF) Light / Class B Open Chrome Steel Chrome Steel 4972 lbf 6750 lbf 36 X 1000 rpm
71813 CD/P4DGA 65 mm 85 mm 20 mm 15 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 4972 lbf 6750 lbf 36 X 1000 rpm
71813 CD/P4DGB 65 mm 85 mm 20 mm 15 ° Universal Matchable (SU) Light / Class B Open Chrome Steel Chrome Steel 4972 lbf 6750 lbf 36 X 1000 rpm
71813 ACD/P4DBB 65 mm 85 mm 20 mm 25 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 4680 lbf 6300 lbf 36 X 1000 rpm
71813 ACD/P4DGA 65 mm 85 mm 20 mm 25 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 4680 lbf 6300 lbf 36 X 1000 rpm
71813 ACD/P4DGB 65 mm 85 mm 20 mm 25 ° Universal Matchable (SU) Light / Class B Open Chrome Steel Chrome Steel 4680 lbf 6300 lbf 36 X 1000 rpm
71813 ACD/P4DGC 65 mm 85 mm 20 mm 25 ° Universal Matchable (SU) Moderate / Class C Open Chrome Steel Chrome Steel 4680 lbf 6300 lbf 36 X 1000 rpm
71813 ACD/P4TBTB 65 mm 85 mm 30 mm 25 ° Triplex Back-to-Back (TBT) Light / Class B Open Chrome Steel Chrome Steel 6210 lbf 9338 lbf 36 X 1000 rpm
71813 CD/P4QFCB 65 mm 85 mm 40 mm 15 ° Quadruplex Face-to-Face (QFC) Light / Class B Open Chrome Steel Chrome Steel 8055 lbf 13162 lbf 36 X 1000 rpm
71814 CD/P4 70 mm 90 mm 10 mm 15 ° Single Available Open Chrome Steel Chrome Steel 3105 lbf 3600 lbf 22 X 1000 rpm
71814 CDGA/P4 70 mm 90 mm 10 mm 15 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 3105 lbf 3600 lbf 28 X 1000 rpm
71814 CDGB/P4 70 mm 90 mm 10 mm 15 ° Single Light / Class B Open Chrome Steel Chrome Steel 3105 lbf 3600 lbf 28 X 1000 rpm
71814 ACD/P4 70 mm 90 mm 10 mm 25 ° Single Available Open Chrome Steel Chrome Steel 2925 lbf 3375 lbf 19 X 1000 rpm
71814 ACDGA/P4 70 mm 90 mm 10 mm 25 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 2925 lbf 3375 lbf 28 X 1000 rpm
71814 ACDGB/P4 70 mm 90 mm 10 mm 25 ° Single Light / Class B Open Chrome Steel Chrome Steel 2925 lbf 3375 lbf 28 X 1000 rpm
71814 CD/P4DBA 70 mm 90 mm 20 mm 15 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 5062 lbf 7200 lbf 28 X 1000 rpm
71814 CD/P4DBB 70 mm 90 mm 20 mm 15 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 5062 lbf 7200 lbf 28 X 1000 rpm
71814 CD/P4DFA 70 mm 90 mm 20 mm 15 ° Duplex Face-to-Face (DF) Extra light / Class A Open Chrome Steel Chrome Steel 5062 lbf 7200 lbf 28 X 1000 rpm
71814 CD/P4DGA 70 mm 90 mm 20 mm 15 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 5062 lbf 7200 lbf 28 X 1000 rpm
71814 CD/P4DGB 70 mm 90 mm 20 mm 15 ° Universal Matchable (SU) Light / Class B Open Chrome Steel Chrome Steel 5062 lbf 7200 lbf 28 X 1000 rpm
71814 ACD/P4DBA 70 mm 90 mm 20 mm 25 ° Duplex Back-to-Back (DB) Extra light / Class A Open Chrome Steel Chrome Steel 4770 lbf 6750 lbf 28 X 1000 rpm
71814 ACD/P4DBB 70 mm 90 mm 20 mm 25 ° Duplex Back-to-Back (DB) Light / Class B Open Chrome Steel Chrome Steel 4770 lbf 6750 lbf 28 X 1000 rpm
71814 ACD/DGAVQ6482 70 mm 90 mm 20 mm 25 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 4770 lbf 6750 lbf 28 X 1000 rpm
71814 ACD/P4DGA 70 mm 90 mm 20 mm 25 ° Universal Matchable (SU) Extra light / Class A Open Chrome Steel Chrome Steel 4770 lbf 6750 lbf 28 X 1000 rpm
71814 ACD/P4DGC 70 mm 90 mm 20 mm 25 ° Universal Matchable (SU) Moderate / Class C Open Chrome Steel Chrome Steel 4770 lbf 6750 lbf 28 X 1000 rpm
71814 ACD/P4QBCA 70 mm 90 mm 40 mm 25 ° Quadruplex Back-to-Back (QBC) Extra light / Class A Open Chrome Steel Chrome Steel 7762 lbf 13500 lbf 28 X 1000 rpm
71814 ACD/P4QBCC 70 mm 90 mm 40 mm 25 ° Quadruplex Back-to-Back (QBC) Moderate / Class C Open Chrome Steel Chrome Steel 7762 lbf 13500 lbf 28 X 1000 rpm
71815 CD/P4 75 mm 95 mm 10 mm 15 ° Single Available Open Chrome Steel Chrome Steel 3218 lbf 3825 lbf 20 X 1000 rpm
71815 CDGA/P4 75 mm 95 mm 10 mm 15 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 3218 lbf 3825 lbf 22 X 1000 rpm
71815 CDGB/P4 75 mm 95 mm 10 mm 15 ° Single Light / Class B Open Chrome Steel Chrome Steel 3218 lbf 3825 lbf 22 X 1000 rpm
71815 CDGC/P4 75 mm 95 mm 10 mm 15 ° Single Moderate / Class C Open Chrome Steel Chrome Steel 3218 lbf 3825 lbf 22 X 1000 rpm
71815 ACD/P4 75 mm 95 mm 10 mm 25 ° Single Available Open Chrome Steel Chrome Steel 2992 lbf 3600 lbf 18 X 1000 rpm
71815 ACDGA/P4 75 mm 95 mm 10 mm 25 ° Single Extra light / Class A Open Chrome Steel Chrome Steel 2992 lbf 3600 lbf 28 X 1000 rpm
71815 ACDGB/P4 75 mm 95 mm 10 mm 25 ° Single Light / Class B Open Chrome Steel Chrome Steel 2992 lbf 3600 lbf 28 X 1000 rpm
71815 ACDGB/VQ253 75 mm 95 mm 10 mm 25 ° Single Light / Class B Open Chrome Steel Chrome Steel 2992 lbf 3600 lbf 28 X 1000 rpm
71815 ACDGC/P4 75 mm 95 mm 10 mm 25 ° Single Moderate / Class C Open Chrome Steel Chrome Steel 2992 lbf 3600 lbf 28 X 1000 rpm
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