Needle Roller Bearings - Ntn-snr.com

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Machined-ring needle roller bearings NTN Inch series With inner ring Type MRMI d 139.700203.200mm Boundary dimensions Basic load ratings dynamic static dynamic static mm (!/25.4mm) N kgf d D B C rs min 1) F s 2) Cr Cor Cr Cor 139.700(5 !/2) 203.200( 8) 63.88 63.50(2 !/2) 3 165.100 6 325 000 680 000 33 000 69 500 203.200( 8) 76.58 76.20(3) 3 165.100 5.5 390 000 870 000 39 500 88 500 152.400(6) 231.775( 9 !/8) 76.58 76.20(3) 3 184.150 8.5 435 000 915 000 44 500 93 000 165.100(6 !/2) 244.475( 9 %/8) 76.58 76.20(3) 3 196.850 8.5 455 000 990 000 46 500 101 000 177.800(7) 257.175(10 !/8) 76.58 76.20(3) 3 209.550 8.5 475 000 1 060 000 48 500 109 000 190.500(7 !/2) 269.875(10 %/8) 76.58 76.20(3) 4 222.250 7 495 000 1 140 000 50 500 116 000 203.200(8) 282.575(11 !/8) 76.58 76.20(3) 4 234.950 7 510 000 1 210 000 52 000 124 000 Note 1) Allowable minimum chamfer dimension r . 2) Allowable axial stroking value of inner ring against outer ring. B-92
Machined-ring needle roller bearings NTN Limiting speeds Bearing numbers Abutment dimensions Mass r/min mm kg grease oil da Da ras min max max (approx.) 1 600 2 400 MR10412840MI-8810440 152.5 190 3 6.86 1 600 2 400 MR10412848MI-8810448 152.5 190 3 8.22 1 500 2 200 MR11614648MI-9611648 165.5 219 3 12.2 1 300 2 000 MR12415448MI-10412448 178 231.5 3 13.1 1 300 1 900 MR13216248MI-11213248 191 244 3 14.0 1 200 1 800 MR14017048MI-12014048 206.5 254 4 15.0 1 100 1 700 MR14817848MI-12814848 219 266.5 4 15.8 B-93
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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
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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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Page 103 and 104: Drawn cup needle roller bearings NT
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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 153: 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 187 and 188: Inner rings NTN d 80100mm Boundary
Page 189 and 190: Inner rings NTN d 170380mm Boundary
Page 191 and 192: Inner rings NTN Inch series Type MI
Page 193 and 194: Inner rings NTN d 101.600203.200mm
Page 195 and 196: Adjustable-Clearance Needle Roller
Page 197 and 198: Clearance-adjustable needle roller
Page 199 and 200: Clearance-adjustable needle roller
Page 201 and 202: Complex Bearings
Page 203 and 204: 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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