Needle roller bearing Current Designation Original Designation Current Designation Original Designation Current Original NKI9/12 　 RNAO5X15X8TN1 SZ-449TN1 NAV7X19X11 　 NA4900A 4524900 NK6/10TN1 　 SZ-466 　 NAVP5900M/P6S1 E54700HT2 RNAO6.05X12X7TN1 　 RNAVP42/9/P4 C4284201 NA4901A 4524901 VL6.8 　 NAVP16428.3/YA2 SZ-469 NA4902A 4524902 VL7.8/1 　 NAV49/16.5WB/S2 52849/16.5T2 NA153312 　 NK8/12/P6S1 　 NAV4003 4074103 NA4903 4524903 NK8/12TN1 　 NAVP17428.3/YA2 SZ-479 NA173017 　 RNAO8X15X13.5 SZ-E402 　 SZ-480 NKI20/16 　 RNAO8X19X9/YA1 SZ-448 RNAV6902 6084902 NKI20/20 　 NK10/12 624097 NAV4004/P6 E4074104 NA203316 　 RNA59/7 5624097 NAV4004 4074104 NAO203517 NAF203517 RNA49/8 4624098 NK22/20V/SO NK22/20VT NA4904 4524904 NK12/12 644079 SZ-E467 　 NKI22/16 NA223416 RNA59/8 5624098 4084103 　 NA49/22 45449/22 RNA49/9 4624099 RNAV6904 6084904 NA49/22/P6 E45449/22 RNAO12X24X9.8 824078 NAV4905/YA1 NA4905V NKI25/20 　 RNA142117B 5844900K NAV4005 4074105 NA4905 4524905 RNA4900A 4624900 NAV4005/P5 D4074105 NKI28/20 NA284220 NK14/16A 4624900K 1401097A 　 NA49/28/P6 E45449/28 RNAO14X30X11.8 824700 RNAV4004 4084104 NAO304517 NAF304517 RNA152117B 5844801 NAV4006/AS1 4074106 NKI30/20/P6 ENA304520 NK15/16 RNA152316 RNAV304536 994706 NA4906 　 NK15/20 　 RNAV324032 SZ-428 NA4906/P6 　 RNA152512 　 RNAV4005 4084105 NA4907 4524907 RNA162220 　 RNAV33.54536/P6 SZ-E464 NKIS35 544807 RNA162322 　 RNAV354532/P6 SZ-E403 NKI40/20 NA405520 RNA4901 　 NAV4007/P6 4074107 NKI40/30 SZ-413 NK16/20A 624701 NAVP406622 54708 NA4908 4544908 RNAO162615/YA SZ-440 NAV4008 4074108 NKI45/35 　 RNAO162624/YA SZ-441 RNAV4006 4084106 NA4909A 4524909 RNAO172513 RNAF172513 NAV4009 4074109 C3GNA456235 　 NK17/16 　 RNAV4007 4084107 NA4910 45544910 NK17/20 RNA172520 NAV507822 SZ-478 NKI55/35 544711 RNA173012 　 NAV4010 4074110 NA4911A 4524911 SZ-492 　 　 SZ-422 NA4911A/C2 C2G4524911 RNAO182814/YA SZ-442 RNAV4008 4084108 NA4912A 4524912 RNAO19.05X28X18/YA SZ-445 NAV4011 4074111 NA4913 4524913 RNA4902A 4624902 RNAV4009 4084109 NA4913A/P62 C2E4524913 RNA4902A/P6 E4624902 NKIS60V 54712 NKI70/35 　 NK20/16 644802 NAV4012 4074112 NA4914A 4524914 NK20/20 　 RNAV4010 4084110 NA4914A/C2 C2G4524914 RNA203212 　 184913 　 NKI85/36 NA8511536 RNA4002/S1 4644102T RNAVP658031 994713 NA4920A 4524920 RNA203312 　 NAV4013 4074113 NA6900A 6534900 SZ-493 　 RNAV4011 4084111 NA6901 　 NK21/16 　 NAV4014 4074114 NA6902A 6534902 RNA4903 4624903 SZ-423 　 NA6902A/P6 E6534902 NK22/16 　 RNAV4012 4084112 NA6903A 6534903 NK22/20 　 RNAV4012/P6 E4084112 NA6903A/P6 E6534903 NK22/20/SO NK22/20T NAV4015 4074115 NA6904A 6534904 RNA6903 6634903 184916 　 NA6904 　 NCS1412 　 RNAV4013 4084113 KI21.8X31.8X33.5 　 NK24/16 　 RNAV4014 4084114 NA6905A 6534905 NK25/20 　 NAV4918 4074918 NA6906A 6534906 RNA253330 64480K RNAV4015 4084115 NA6907A 6534907 RNA253826 　 NAV4919 4074919 NA6909A 6534909 RNA253525A 6624704 NAV4820 4074820 NA6910A 6534910 RNA4904 4624904 RNAV4918 4084918 NA6911A 6534911 RNA4904TN1 　 RNAV4918/P6 E4084918 NA6912A 6534912 RNA4904/P5 SZ-D420 NAV11014532 74822 NA6913A 6534913 RNA253720 　 NAV12016040 74724 NA6914A 6534914 NCS1616 　 RNAO122425ZW SZ-427 NA6915A 6534915 NK26/16 　 　 SZ-482 NA6916 　 NK26/20 　 RNA6901A 6634901 NA6918 　 RNA264222 4644104K RNA6002A 6634102 NA6919A 6534919 X-0921 　 RNA6902A 6634902 RNA354830 　 NK28/20 　 RNA223030AZW 634704 RNA355132 644907 RNA49/22 　 RNA22X40X36A/P6 　 NK38/20 　 RNA284519A RNA284519 RNA224036AZW SZ-473 RNA385538 　 RNA28.14238 SZ-410 RNAOV243732ZW 984905 Q-0921 　 NCS1816 　 RNA6904A 6634904 NK40/20 RNA405020 RNA294535/YA1 　 RNA283833AZWS SZ-446 NK40/30 RNA405030 NK30/20 644805 RNA283833AZW SZ-446P RNA49/32 46449/32 RNA304023 　 RNA6905 　 RNA49/32/P6 E46249/32 RNA4905A 4624905 RNA6905A 6634905 RNAO405317 824707 RNA304222 　 RNAO303736ZW SZ-408 NKS40 RNA405522 6624905 　 RNA6906 　 F-45087 　 NCS 2016 　 RNA6906A 6634906 RNA4907A 4624907 NK32/20A 624705 RNA69/32A 66349/32 RNA426532 34108K RNA325035 　 RNA6907A 6634907 NK43/20 RNA435320 RNA32.79X49.212X28.575 TR921 RNA6909A 6634909 RNA4007 4644107K R-0921 　 RNA6910A 6634910 RNA 44.45X58.7X19.17 　 RNA345035 SZ-419 RNA6911A 6634911 RNA455522A 624708 NK35/20 644806 RNAVP658045 684713 RNA455522/AS 624708K NK35/30 RNA354530 RNA6912A 6634912 NK45/20 644808 RNA4906A 4624906 RNA6914A 6634914 NK45/30 RNA455530 RNA4906 　 RNA6917A 6634917 RNA456540 　 RNA354722 　 RNA6919A 6634919 RNA4908A 4624908 RNA4910 4644910 NK80/35 RNA809535 NK50/25 　 NK60/25 RNA607225 NK95/36 　 NK50/35 SZ-414 NK65/35 SZ-415 RNA9611529/P6 SZ-E421 RNA506525 　 RNA66.64X74.6X22.225 F211167.1 RNA9611529 SZ-421 SZ-477 　 NK68/25/P6 E644812 RNA4919/P6 　 RNA516520 　 NK70/25/P6 E644912 RNA4919A 4624919 RNA4909 NK70/35 　 　 　 RNA556720 　 RNA4914A 4624914 　 　 F211167.1 　 NK80/25/P6 E644814