Turbo Molecular Pump

Replacement Bearings

Varian Vacuum Technologies

Click on part number to check availability.
VARIAN VACUUM TECHNOLOGIES
Bore
(mm)
OD
(mm)
Width
(mm)
Alpine Bearing
Part No.
Bearing Type
6.0 19 8.00 ALP250A Radial Ceramic Balls, 2 Shields
6.1 19 8.00 ALP70A Radial Ceramic Balls, 2 Shields
8.0 22 10.31 CER-2280ZZSD602 Radial Ceramic Balls, 2 Shields
10.0 22 6.00 ALP250B Radial Ceramic Balls, 1 Shield
10.0 26 11.51 ALP1000A Radial Ceramic Balls, 2 Shields
12.0 28 11.51 CER-101ZZSD629 Radial Ceramic Balls, 2 Shields
15.0 35 12.70 ALP1000B Radial Ceramic Balls, 2 Shields

VARIAN VACUUM TECHNOLOGIES

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Seiko Seiki

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SEIKO SEIKI
Bore
(mm)
OD
(mm)
Width
(mm)
Alpine Bearing
Part No.
Bearing Type
15 32 9 HYS6002-SV Angular Duplex, Full Ceramic Ball
35 47 7 TDB807HSN24 Radial, Full Ceramic Ball
17 35 10 HYS6003-SV Angular Duplex, Full Ceramic Ball
40 52 7 TDB808HSN24 Radial, Full Ceramic Ball
17 35 10 S6003-SV-COP Angular Duplex, Full Steel Ball, Conductive Coating
40 52 7 TDB808H-COP Radial, Full Steel Ball, Conductive Coating
20 47 14 HYS6204C-SV Angular Duplex, Full Ceramic Ball
20 47 14 XE-1204DL-COP Angular Duplex, Full Steel Ball, Conductive Coating
55 72 9 TDB811HSN24 Radial, Full Ceramic Ball
55 72 9 TDB811H-COP Radial, Full Steel Ball, Conductive Coating
60 85 13 TDB912HSN24 Radial, Full Ceramic Ball

SEIKO SEIKI

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Leybold Vacuum

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LEYBOLD VACUUM
Bore
(mm)
OD
(mm)
Width
(mm)
Alpine Bearing
Part No.
Bearing Type
5 16 5 34HX20 Angular, Single Steel Ball
5 16 5 HYS625C Angular, Single Ceramic Ball
8 19 6 340MCTU Radial Steel Ball
8 22 10.31 CER-2280ZZSD602 Radial, Ceramic Ball, 2 Shields
10 30 9 E210/NS-7CE1DUL Angular Duplex, Ceramic Ball
12 24 6 340MCTL Angular Duplex, Full Ceramic Ball
12 28 8 VEX12/NS-7CE1TDL Angular Triplex, Ceramic Ball
12 28 8 MC-1101TL-COP Angular Triplex, Steel Ball, Conductive Coating
20 42 12 CER-104M3A7 Radial Open, Ceramic Ball
9 22 7 SC3937 (Barden)2 Angular, Ceramic Ball, Phenolic Cage, 2 Shields

LEYBOLD VACUUM

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Pfeiffer Vacuum Technologies

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PFEIFFER VACUUM TECHNOLOGIES
Bore
(mm)
OD
(mm)
Width
(mm)
Alpine Bearing
Part No.
Bearing Type
4 13 5 ALP34TPH1 Radial Ceramic Ball, Tapered Inner Ring for Oil Drip
7 19 6 HY607 Radial Open, Ceramic Ball
7 19 6 S607C Angular Duplex, Steel Ball
7 19 7 ALP36TPH Radial Ceramic Ball, Integral Shield, Extended Cage
12 28 9 CER-101M3A7 Radial Open, Ceramic Ball
17 35 10 C103TGTY82 Radial Open, Ceramic Ball, Protruding Peek Cage
17 35 10 CER-103KEA7 Radial, Ceramic Ball, Non-protruding Phenolic Cage
20 42 12 CXMC-1104 Angular Open, Ceramic Ball

PFEIFFER VACUUM TECHNOLOGIES

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Alcatel

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ALCATEL
Bore
(mm)
OD
(mm)
Width
(mm)
Alpine Bearing
Part No.
Bearing Type
8 22 7 VEX8/NS-7CE1DUL Angular Duplex, Ceramic Ball
12 28 8 VEX12/NS-7CE1DUL Angular Duplex, Ceramic Ball
12 28 8 VEX12/NS-7CE1DUL Angular Duplex, Ceramic Ball
12 47 12 AB409842 Radial Shielded, marked SNR ALCATEL
17 35 10 HYS6003C-SV Thin
40     CER-16008 Full Ball

ALCATEL

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Edwards

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EDWARDS
Bore
(mm)
OD
(mm)
Width
(mm)
Alpine Bearing
Part No.
Bearing Type
4 13 5 ALP34TPH1 Radial Ceramic Ball, Tapered Inner Ring for Oil Drip
8.0 22 10.31 CER-2280ZZSD602 Radial Ceramic Balls, 2 Shields
12 47 12 AB409842 Radial Shielded, marked SNR ALCATEL
60 85 13 TDB912HSN24 Radial, Full Ceramic Ball
8 25.4 10.31 30X38HSSY29 Radial, Integral Shield, O-ring on OD

EDWARDS

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Shimadzu & Rigaku

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SHIMADZU & RIGAKU
Bore
(mm)
OD
(mm)
Width
(mm)
Alpine Bearing
Part No.
Bearing Type
20 37 9 HY61904C-SV Shimadzu - Angular Duplex, Full Ceramic Ball
45 68 12 TDB909HSN24 Shimadzu - Radial, Full Ceramic Ball
15 32 9 S6002CTAA7DUL Rigaku - Angular, Steel Ball

SHIMADZU & RIGAKU

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Miscellaneous

MISCELLANEOUS
Bore
(mm)
OD
(mm)
Width
(mm)
Alpine Bearing
Part No.
Bearing Type
10 26 8 VEX10/NS-7CE1DUL Angular Duplex, Ceramic Ball
15 32 9 VEX15/NS-7CE1DUL Angular Duplex, Ceramic Ball
15 32 9 MB-1102DL Angular Duplex, Separable Inner Ring, Steel Ball

MISCELLANEOUS

1. Stocking in March 2006
2. Non-stock item