Needle Roller Bearings - Ntn-snr.com

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Machined-ring needle roller bearings NTN With inner ring Type NA49 Type NA59 Type NA69 Type NKIR D r C r d F D r C r d F Type NA49R Type NA59 Type NKRIR Type NA69R d 5585mm Boundary dimensions Basic load ratings Limiting speeds Bearing numbers dynamic static dynamic static mm N kgf r/min grease oil d D C rs min 1) F s 2) Cr Cor Cr Cor 55 80 34 1 63 1.5 76 500 140 000 7 800 14 300 4 300 6 500 NA5911 80 45 1 63 1.5 94 000 183 000 9 600 18 600 4 300 6 500 NA6911R 82 25 1 68 1 44 500 89 000 4 500 9 050 4 000 6 000 NK68/25RIR606825 82 35 0.6 68 1 63 000 139 000 6 400 14 200 4 000 6 000 NK68/35RIR606835 60 85 25 1 68 1.5 61 500 108 000 6 250 11 000 4 000 6 000 NA4912R 85 34 1 68 1.5 80 500 153 000 8 200 15 600 4 000 6 000 NA5912 85 45 1 68 1.5 95 500 191 000 9 750 19 400 4 000 6 000 NA6912R 90 25 0.6 73 1 54 000 100 000 5 500 10 200 3 700 5 500 NK73/25RIR657325 90 25 1 72 1.5 62 500 112 000 6 350 11 400 3 700 5 500 NA4913R 65 90 34 1 72 1.5 84 000 165 000 8 600 16 800 3 700 5 500 NA5913 90 35 0.6 73 1 76 500 156 000 7 800 16 000 3 700 5 500 NK73/35RIR657335 90 45 1 72 1.5 97 000 198 000 9 900 20 200 3 700 5 500 NA6913R 95 25 1 80 0.8 57 000 119 000 5 800 12 200 3 300 5 000 NK80/25RIR708025 95 35 1 80 0.8 79 500 184 000 8 150 18 700 3 300 5 000 NK80/35RIR708035 70 100 30 1 80 1.5 85 500 156 000 8 750 15 900 3 300 5 000 NA4914R 100 40 1 80 1.5 103 000 187 000 10 500 19 100 3 300 5 000 NA5914 100 54 1 80 1 130 000 267 000 13 300 27 200 3 300 5 000 NA6914R 105 25 1 85 1 70 500 123 000 7 200 12 600 3 100 4 700 NK85/25RIR758525 105 30 1 85 1.5 87 000 162 000 8 900 16 500 3 100 4 700 NA4915R 75 105 35 1 85 1 100 000 193 000 10 200 19 700 3 100 4 700 NK85/35RIR758535 105 40 1 85 1.5 109 000 205 000 11 100 20 900 3 100 4 700 NA5915 105 54 1 85 1 132 000 277 000 13 500 28 300 3 100 4 700 NA6915R 110 25 1 90 1 71 500 128 000 7 300 13 100 2 900 4 400 NK90/25RIR809025 110 30 1 90 1.5 90 500 174 000 9 250 17 700 2 900 4 400 NA4916R 80 110 35 1 90 1 104 000 208 000 10 600 21 200 2 900 4 400 NK90/35RIR809035 110 40 1 90 1.5 115 000 223 000 11 700 22 700 2 900 4 400 NA5916 110 54 1 90 1.5 137 000 298 000 14 000 30 500 2 900 4 400 NA6916R 85 115 26 1 95 1.5 74 500 137 000 7 600 14 000 2 800 4 200 NK95/26RIR859526 115 36 1 95 1.5 108 000 223 000 11 100 22 700 2 800 4 200 NK95/36RIR859536 Note 1) Allowable minimum chamfer dimension r . 2) Allowable axial stroking value of inner ring against outer ring. Remarks: Nominal code number of inner ring (IR) <strong>com</strong>prises the codes of IR bore diameterouter diameterwidth. B-72
Machined-ring needle roller bearings NTN ra ra s ra ra Da da Da da Abutment Mass dimensions mm kg da Da ras min max max (approx.) 60 75 1 0.559 60 75 1 0.726 65 77 0.6 0.393 64 78 0.6 0.551 65 80 1 0.427 65 80 1 0.614 65 80 1 0.758 69 86 0.6 0.466 70 85 1 0.454 70 85 1 0.655 69 86 0.6 0.660 70 85 1 0.779 75 90 1 0.525 75 90 1 0.738 75 95 1 0.727 75 95 1 1.06 75 95 1 1.34 80 100 1 0.642 80 100 1 0.776 80 100 1 0.853 80 100 1 1.13 80 100 1 1.45 85 105 1 0.680 85 105 1 0.820 85 105 1 0.959 85 105 1 1.15 85 105 1 1.53 90 110 1 0.644 90 110 1 1.05 B-73
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For New Technology Network R corpor
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Technical Data A-001058 Needle roll
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Needle Roller Bearings
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DIMENSIONAL DATA CONTENTS Needle Ro
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Classification and Characteristics
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Load Rating and Life NTN Table 2.1
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Load Rating and Life NTN When the o
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Load Rating and Life NTN 2.10 Radia
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Calculation of Bearing Loads NTN (2
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Calculation of Bearing Loads NTN 3.
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Bearing Accuracy NTN 4. Bearing Acc
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A-27 Bearing Accuracy NTN 7 7 8 8 8
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Bearing Accuracy NTN Table 4.5 Allo
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Bearing Internal Clearance NTN 5.2.
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Bearing Fits NTN 6.4 Recommended Fi
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Bearing Fits NTN 6.5 Interference C
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Shaft Bearing and Fits Housing Desi
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Shaft Bearing and Fits Housing Desi
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Lubrication NTN Table 8.2 Grease va
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Lubrication NTN (4) Circulating lub
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Sealing Devices NTN 9. Sealing Devi
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Sealing Devices NTN 9.2 Combined se
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Bearing Handling NTN 10. Bearing Ha
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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
Page 83 and 84: Needle Roller and Cage Assemblies f
Page 85 and 86: Needle roller and cage assemblies f
Page 91 and 92: Drawn Cup Needle Roller Bearings
Page 93 and 94: Drawn cup needle roller bearings NT
Page 107 and 108: Drawn cup needle roller bearings se
Page 109 and 110: Drawn cup needle roller bearings se
Page 115 and 116: Machined Ring Needle Roller Bearing
Page 117 and 118: Machined ring needle roller bearing
Page 121 and 122: Machined-ring needle roller bearing
Page 133: Machined-ring needle roller bearing
Page 159 and 160: Machined Ring Needle Roller Bearing
Page 177 and 178: Inner Rings
Page 179 and 180: Inner rings NTN Type IR d 510mm Bou
Page 181 and 182: Inner rings NTN d 1520mm Boundary d
Page 183 and 184: Inner rings NTN d 2835mm Boundary d
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Inner rings NTN d 4555mm 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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