Pocket guide Maintenance of Bearings

4 General and maintenance dedicated section

6 As one of the world’s leading manufacturers of rolling bearings, linear technology components and steering systems, we can be found on almost every continent – with production facilities, sales offices and technology centres – because our customers appreciate short decision-making channels, prompt deliveries and local service. Europe Africa Asia Americas Oceania About NSK

The NSK company NSK commenced operations as the first Japanese manufacturer of rolling bearings back in 1916. Ever since, we have been continuously expanding and improving not only our product portfolio but also our range of services for various industrial sectors. In this context, we develop technologies in the fields of rolling bearings, linear systems, components for the automotive industry and mechatronic systems. Our research and production facilities in Europe, Americas and Asia are linked together in a global technology network. Here we concentrate not only on the development of new technologies,...

Obtain a new bearing from Authorised NSK Distributor Find NSK equivalent bearing designation on the interchange list from page 12 on Identify bearing designation 8 How to order a replacement Bearing Does it have an NSK reference ? YES NO Does the bearing have a designation? YES Extract failed bearing from Machine

9 Obtain a new bearing from Authorised NSK Distributor Quote NSK Designation to Authorised NSK Distributor Obtain NSK Designation by using ”selection by dimension“ pages (Bearing Replacement Guide) or consult Authorised NSK Distributor Measure basic dimensions: Bore (d), Outside diameter (D), Width (B) Determine basic NO bearing type i.e.: ball, roller, using sketches on following page

10 Basic Bearing Types Single Row Deep Groove Ball Bearing Single Row Angular contact Ball Bearing Double Row Angular contact Ball Bearing Double Row Self-Aligning Ball Bearing Single Row Cylindrical Roller Bearing Double Row Spherical Roller Bearing Single Row Tapered Roller Bearing Single Row Thrust Ball Bearing If the failed bearing is not on this page, please consult your Authorised NSK Distributor or NSK direct.

Standard Bearings – Interchange Bearing Type Manufacturer FAG SKF SNR NTN NSK Single row Deep Groove Ball Bearings | 600-6000-6200-6300-6400 Series 1 or 2 shields ZR/2ZR Z/2Z Z/ZZ Z/ZZ Z/ZZ 1 or 2 contact seals RSR/2RSR RS1/2RS1 E/EE LU/LLU DU/DDU 1 or 2 non contact seals RSD/2RSD RZ/2RZ LB/LLB V/VV Groove without / with Snap ring N/NR N/NR N/NR N/NR N/NR Radial Internal Clearance (if different from normal CN clearance) C2/C3 etc. C2/C3 etc. J20/J30 etc. C2/C3 etc. C2/C3 etc. Double row Deep Groove Ball Bearings | 4200-4300 Series Polyamide Cage TN9 Blank TNG Without Filling Slots A A B Radial...

13 Bearing Type Manufacturer FAG SKF SNR NTN NSK Double row Angular Contact Ball Bearings | 3200-3300-5200-5300 Series Contact Angle 32° and 35° with Filling Slots Blank Blank A Blank Blank Contact Angle 25° and 32° without Filling Slots B A B B Polyamide Cage TVH/TVP TN9 G15 TNG Steel Cage Blank Blank Blank Blank Blank Machined Brass Cage M/MA M M Blank 1 or 2 shields ZR/2ZR Z/2Z Z/2Z 1 or 2 contact seals RSR/2RSR RS/2RS RSR/2RSR Radial Internal Clearance (if different from normal CN clearance) C2/C3 etc. C2/C3 etc. J20/J30 etc. C2/C3 etc. C2/C3 etc. Double row Self-Aligning Ball Bearings |...

Standard Bearings – Interchange Bearing Type Manufacturer FAG SKF SNR NTN NSK Ball Thrust Bearings, Single and Double Direction | 51100/200/300/400 - 52200/300/400 | 53200/300/400 - 54200/300/400 Series Steel Cage Blank Blank Blank Blank Blank Machined Brass Cage M, MP Blank Blank M With Seat Washer U U U U Duplex Contact Ball Bearings | QJ200 - QJ300 Series Polyamide Cage TVP TN, TN9 Machined Brass Cage MPA Blank MA Blank Blank Radial Internal Clearance (if different from normal CN clearance) C2/C3 etc. C2/C3 etc. J20/J30 etc. C2/C3 etc. C2/C3 etc. Single row cylindrical Roller Bearings | N,...

15 Bearing Type Manufacturer FAG SKF SNR NTN NSK Double row Spherical Roller Bearings | 21300-22200-22300-23000-23100 | 23200-23900-24000-24100 Series Polyamide Cage TVPB H Steel Cage Blank Blank A J C, CD, EA, J Machined Brass Cage M, MA, MB ECA, ECAC M, MB L1 M, MB, CAM Extra Capacity E E, Explorer E E Blank, E Radial Internal Clearance (if different from normal CN clearance) C2/C3 etc. C2/C3 etc. J20/J30 etc. C2/C3 etc. C2/C3 etc. Tapered Bore 1:12 K K K K K Tapered Bore 1:30 K30 K30 K30 K30 K30 Lubrication groove & holes Blank, S W33 B33 D1 E4,W33 Heat Stabilized to 200°C Blank Blank Blank...

Mounted Units – Interchange 16 Mounted Units Type Manufacturer SKF INA NTN ASAHI NSK RHP SY-TF / SYJ-TF RASEY UCP200 UCP200 UCP200 NP UCPX00 UCPX00 UCPX00 MP SY-WF / SYJ-WF RASE UELP200 UGP200 UELP200 NP-DEC SY-FM / SYJ-FM PASE AELP200 UHP200 NP-EC SY-RM / SYJ-RM PASEY ASP200 BP200 NP-A FY-TF / FYJ-TF RCJY UCF200 UCF200 UCF200 SF UCFX00 UCFX00 UCFX00 MSF FY-WF / FYJ-WF RCJ UELF200 UGF200 UELF200 SF-DEC FY-FM / FYJ-FM PCJ AELF200 UHF200 SF-EC FY-RM / FYJ-RM PCJY ASF200 BF200 SF-A FYTB-TF / FYTJ-TF RCJTY UCFL200 UCFL200 UCFL200 SFT UCFLX00 UCFLX00 UCFLX00 MSFT FYTB-WF / FYTJ-TF RCJT UELFL200 UGFL200...

17 Mounted Units Type Manufacturer SKF INA NTN ASAHI NSK RHP FYC-TF RMEY UCFC200 UCFC200 UCFC200 FC UCFCX00 UCFCX00 UCFCX00 MFC FYC-WM RME UELFC200 UGFC200 UELFC200 FC-DEC FYC-FM PME AELFC200 FHFC200 FC-EC FYC-RM PMEY ASFC200 BFC200 FC-A FLCTE AELFD200 FHLCTE200 AELFD200 LFTC-EC ASFD200 BLCTE200 ASFD200 LFTC-A SYF-TF / SYFJ-TF RSHEY UCUP200 UCPA200 UCUP200 SNP SYF-WF / SYFJ-WF RSHE SNP-DEC SYF-FM / SYFJ-FM PSHE SNP-EC SYF-RM / SYFJ-RM PSHEY SNP-A

Mounted Units – Interchange 18 Mounted Units Type Manufacturer SKF INA NTN ASAHI NSK RHP UCFH200 UCFK200 UCFH200 TU-TF / TUJ-TF RTUEY UCT200 UCT200 UCT200 ST UCTX00 UCTX00 MST TU-WF / TUJ-WF RTUE UELT200 UGT200 UELT200 ST-DEC TU-FM / TUJ-FM PTUE AELT200 FHT200 ST-EC TU-RM / TUJ-RM PTUEY AST200 BT200 ST-A RHEY UCHB200 UCEH200 UCHB200 SCH / SCHB RHE UELHB200 SCH / SCHB-DEC PHE AELHB200 SCH / SCHB-EC PHEY ASHB200 SCH / SCHB-A The list identifies the bearing series only. The user should check the relevant table to verify the characteristics and dimensions, and select the exact designation. The list...