Needle Roller Bearings - Ntn-snr.com

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TECHNICAL DATA CONTENTS 1. Classification and Characteristics of Bearings ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A- 4 2. Load Rating and Life ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-14 2. 1 Bearing life ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-14 2. 2 Basic rated life and basic dynamic load rating ⋯⋯⋯⋯A-14 2. 3 Bearing-applied machine and requisite life of bearing ⋯A-14 2. 4 Bearing life using adjusted life rating factors ⋯⋯⋯⋯⋯A-15 2.4.1 Reliability adjustment factor1⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-15 2.4.2 Bearing characteristic adjustment factor2 ⋯⋯⋯⋯⋯⋯A-15 2.4.3 Operating condition adjustment factor3⋯⋯⋯⋯⋯⋯⋯A-16 2. 5 Affect on basic dynamic load rating by the hardness of raceway ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-16 2. 6 Life of bearing with oscillating motion ⋯⋯⋯⋯⋯⋯⋯⋯A-16 2. 7 Life of bearing with linear motion ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-17 2. 8 Various factors influencing bearing life ⋯⋯⋯⋯⋯⋯⋯A-17 2. 9 Mounting deviation and crowning ⋯⋯⋯⋯⋯⋯⋯⋯⋯A-18 2.10 Relation of bearing life to radial internal clearance, surface roughness and surface hardness ⋯⋯⋯⋯⋯⋯A-19 2.11 Basic static load rating ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-19 2.12 Allowable static bearing load ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-19 3. Calculation of Bearing Loads⋯⋯⋯⋯⋯⋯⋯⋯⋯A-20 3.1 Loads acting on shafting ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-20 3.1.1 Loads acting on gears ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-20 3.1.2 Loads acting on chain and belt shafts ⋯⋯⋯⋯⋯⋯⋯⋯A-22 3.1.3 Load factor ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-22 3.2 Load distribution to bearing⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-23 3.3 Mean load ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-25 4. Bearing Accuracy ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-25 5. Bearing Clearance ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-30 5.1 Radial clearance in bearing⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-30 5.2 Running clearance ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-30 5.2.1 Setting up running clearance ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-30 5.2.2 Calculation of running clearance ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-30 5.3 Bearing fit and bearing radial clearance ⋯⋯⋯⋯⋯⋯⋯A-31 6. Bearing Fits ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-32 6.1 Clamping allowance ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-32 6.2 Necessity of proper fit ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-32 6.3 Fit selection ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-32 6.4 Recommended fits ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-33 6.5 Calculation of clamping allowance ⋯⋯⋯⋯⋯⋯⋯⋯⋯A-35 7. Shaft and Housing Design ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-36 7.1 Design of bearing mount ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-36 7.2 Bearing fitting dimensions ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-38 7.3 Shaft and housing accuracy ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-39 7.4 Raceway surface accuracy ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-39 7.5 Raceway material and its hardness ⋯⋯⋯⋯⋯⋯⋯⋯⋯A-39 7.6 Allowable bearing misalignment ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-39 8. Lubrication ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-40 8.1 Grease lubrication ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-40 8.1.1 Types and properties of grease ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-40 8.1.2 Base oil ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-40 8.1.3 Thickening agent ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-40 8.1.4 Additives ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-41 8.1.5 Consistency⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-41 8.1.6 Grease mixing ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-41 8.1.7 Grease fill amount ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-41 8.1.8 Grease replenishing ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-42 8.2 Oil lubrication ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-42 8.2.1 Lubrication method ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-42 8.2.2 Lubrication oils⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-43 8.2.3 Oiling rate ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-44 8.2.4 Lubrication oil replacement cycle⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-44 9. Seals ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-45 9.1 Non-contact seal, contact seal ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-45 9.2 Duplex seal ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-47 9.3 Clearance setting⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-47 9.4 NTN seals ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-47 9.5 Seal materials and operating temperature ⋯⋯⋯⋯⋯⋯A-47 9.6 Seal type and allowable speed ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-47 9.7 Shaft surface hardness ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-48 10. Bearing Handling ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-49 10.1 Bearing storage ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-49 10.2 Bearing installation ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-49 10.3 Post-installation running test ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-50 10.4 Bearing disassembly⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-50 10.5 Required press-fit and pull-out forces ⋯⋯⋯⋯⋯⋯⋯A-51 10.6 Washing ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-51 11. Technical Data ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-52 11.1 HL bearing ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-52 11.1.1 Basic concept of HL bearing ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-52 11.1.2 HL surface ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-52 11.1.3 Application examples⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-52 11.2 Bearings with solid grease ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-53 11.2.1 Features of bearings with solid grease ⋯⋯⋯⋯⋯⋯⋯A-53 11.2.2 Precautions in use of bearings with solid grease ⋯⋯⋯A-53 11.2.3 Application examples of bearings with solid grease ⋯⋯A-53 11.3 Calculation examples ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-54 11.3.1 Shrinkage of drawn-cup needle roller bearing and post-installation clearance⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-54 11.3.2 Track load capacity of cam follower/roller follower⋯⋯⋯A-55 11.3.3 Outer ring strength⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-56 11.3.4 Stud strength of cam follower ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯A-56 12. Bearing Type Codes and Auxiliary Codes ⋯A-57 A-2
DIMENSIONAL DATA CONTENTS Needle Roller and Cage Assemblies ⋯⋯⋯⋯⋯⋯B- 3 K, KT2, KS, KZW, KMJ, KMJS, KJS, KVS ⋯⋯⋯⋯⋯B- 6 PCJ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-18 Needle Roller and Cage Assemblies for Connecting Rod ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-21 PK,KBK ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-25 Drawn Cup Needle Roller Bearings ⋯⋯⋯⋯⋯⋯⋯B-29 HK, HKZWD, HMK, HMKZWD, BK, BKZWD ⋯⋯⋯⋯B-36 HKL, HMKL, HKLL, HMKLL, BKL ⋯⋯⋯⋯⋯⋯⋯B-44 DCL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-48 HCK ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-52 Machined-Ring Needle Roller Bearings ⋯⋯⋯⋯⋯B-53 RNA48, RNA49, RNA59, RNA69, NK ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-58 NA48, NA49, NA59, NA69, NK+IR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-66 MR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-80 MR+MI ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-86 RNA49L, RNA49LL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-94 NA49L,NA49LL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-95 Machine-ring Needle Roller Bearings, Separable Type ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-97 RNAO, RNAOZW ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-100 NAO, NAOZW ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-108 Inner ring ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-115 IR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-117 MI ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-129 Clearance-Adjustable Needle Roller Bearings B-133 RNA49S ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-136 NA49S ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-137 Complex Bearings ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-139 NKX, NKXZ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-144 NKX+IR, NKXZ+IR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-146 NKXR, NKXRZ ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-148 NKXR+IR, NKXRZ+IR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-150 NKIA⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-152 NKIB⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-154 AXN ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-156 ARN ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-158 Roller Followers ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-161 NA22LL, RNA22LL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-166 NATR, NATRLL, NATV, NATVLL ⋯⋯⋯⋯⋯⋯⋯⋯⋯B-168 NACVX, NACVXLL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-170 NUTR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-172 NUTW ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-173 Cam Followers ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-174 KR, KRLL, KRV, KRVLL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-182 KRT, KRTX, KRTLL, KRTXLL⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-186 KRVT, KRVTX, KRVTLL, KRVTXLL ⋯⋯⋯⋯⋯⋯⋯B-188 KRU, KRULL, KRVU, KRVULL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-190 NUKR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-194 NUKRT, NUKRTX ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-196 NUKRU, NUKRUX⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-198 CR, CRLL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-200 CRVX, CRVXLL⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-202 Thrust Roller Bearings ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-205 AXK11, AS11, WS811, GS811 ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-210 811, 812, 893, K811, K812, K893, WS811,WS812, WS893, GS811, GS812, GS893 ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-214 Components / Needle rollers ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-221 A, F ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-224 Components / Snap rings ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-226 WR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-227 BR ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-229 Components / Seals ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-232 G, GD ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-233 Machined-Ring and Drawn-cup Linear Ball Bearings ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-235 KLM, KLMLL, KLMS, KLMSLL, KLMP, KLMPLL B-241 KH, KHLL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-243 Stroking Linear Ball Bearings ⋯⋯⋯⋯⋯⋯⋯⋯⋯B-244 KD, KDLL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-246 Linear Flat Roller Bearings ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-248 FF, FFZW ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-250 BF, RF ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-251 Linear Roller Bearings⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-252 RLM ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-253 One-way Clutches ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-255 HF⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-258 HFL ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-259 Bottom Roller Bearings for Textile Machinery B-260 FRIS (Series A) ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-261 FRIS (Series B) ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-263 FR⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-264 Tension Pulleys for Textile Machinery ⋯⋯⋯⋯⋯B-265 JPUS, JPUS+JFS ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯B-266 Appendix⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯C- 1 A-3
Page 1 and 2: For New Technology Network R corpor
Page 3 and 4: Technical Data A-001058 Needle roll
Page 5: Needle Roller Bearings
Page 9 and 10: Classification and Characteristics
Page 19 and 20: Load Rating and Life NTN Table 2.1
Page 21 and 22: Load Rating and Life NTN When the o
Page 23 and 24: Load Rating and Life NTN 2.10 Radia
Page 25 and 26: Calculation of Bearing Loads NTN (2
Page 27 and 28: Calculation of Bearing Loads NTN 3.
Page 29 and 30: Bearing Accuracy NTN 4. Bearing Acc
Page 31 and 32: A-27 Bearing Accuracy NTN 7 7 8 8 8
Page 33 and 34: Bearing Accuracy NTN Table 4.5 Allo
Page 35 and 36: Bearing Internal Clearance NTN 5.2.
Page 37 and 38: Bearing Fits NTN 6.4 Recommended Fi
Page 39 and 40: Bearing Fits NTN 6.5 Interference C
Page 41 and 42: Shaft Bearing and Fits Housing Desi
Page 43 and 44: Shaft Bearing and Fits Housing Desi
Page 45 and 46: Lubrication NTN Table 8.2 Grease va
Page 47 and 48: Lubrication NTN (4) Circulating lub
Page 49 and 50: Sealing Devices NTN 9. Sealing Devi
Page 51 and 52: Sealing Devices NTN 9.2 Combined se
Page 53 and 54: Bearing Handling NTN 10. Bearing Ha
Page 55 and 56: Bearing Handling NTN the bearing fi
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Technical Data NTN 11.2 Bearings wi
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Technical Data NTN expressed in the
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Bearing Type Symbols and Auxiliary
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Needle roller and cage assemblies B
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Needle Roller and Cage Assemblies
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Needle roller and cage assemblies N
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Cage and roller type needle roller
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Needle Roller and Cage Assemblies f
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Needle roller and cage assemblies f
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Drawn Cup Needle Roller Bearings
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Drawn cup needle roller bearings NT
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Drawn cup needle roller bearings se
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Drawn cup needle roller bearings se
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Machined Ring Needle Roller Bearing
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Machined ring needle roller bearing
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Machined-ring needle roller bearing
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Machined Ring Needle Roller Bearing
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Inner Rings
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Inner rings NTN Type IR d 510mm Bou
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Inner rings NTN d 1520mm Boundary d
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Inner rings NTN d 80100mm Boundary
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Inner rings NTN d 170380mm Boundary
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Inner rings NTN Inch series Type MI
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Inner rings NTN d 101.600203.200mm
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Adjustable-Clearance Needle Roller
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Clearance-adjustable needle roller
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Clearance-adjustable needle roller
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Complex Bearings
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Complex bearings NTN Bearing compon
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Complex bearings NTN B-143
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Needle roller bearings with thrust
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Needle roller bearings with angular
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Needle roller bearings with three-p
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Needle roller bearings with double-
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Needle roller bearings with double-
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Roller Followers / Cam Followers
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Roller followers: Yoke-type track r
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Roller followers : Yoke type truck
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Cam followers stud type truck rolle
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Thrust Roller Bearings
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Thrust roller bearings NTN Bearing
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Thrust roller bearings NTN B-209
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Thrust needle roller bearings NTN B
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Thrust needle roller bearings NTN B
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Thrust cylindrical roller bearing N
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COMPONENTS Needle Rollers/Snap Ring
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Needle rollers NTN Application of n
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Needle rollers NTN DW 4.55mm Bounda
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Snap rings NTN For shaft Type WR Be
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Snap rings NTN For housing Type BR
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Snap rings NTN Bearing numbers Boun
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Seals NTN Type G Type GD Type G Typ
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LINEAR BALL BEARINGS: Solid, Drawn
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Linear Ball Bearings NTN Components
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Linear Ball Bearings NTN Components
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Solid type linear ball bearings NTN
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Machined cup linear ball bearings N
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Linear ball bearings, stroke type N
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Machined ring linear ball bearings
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Linear flat rollers NTN Stopper Fig
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Linear flat rollers NTN Type BF Typ
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Linear roller bearings NTN Type RLM
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One-way Clutches Tension Pulleys, B
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One-way clutches NTN Shaft and hous
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One-way clutch miniature type NTN T
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Bottom roller bearings NTN Type FRI
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Bottom roller bearings NTN Type FRI
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Tensioner pulleys for textile machi
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Contents of Appendix Approximate co
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Appendix NTN ˚C-˚F temperature co
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C-5 Appendix NTN Standard ball Hult
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Appendix NTN Unit system Quantity P
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Appendix NTN Viscosity conversion t
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Appendix NTN Ordinary tolerance for
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Appendix NTN High Low Hig
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Appendix NTN H7 H8 H9 H10 H11 H13 J
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