NTN - Ball and Roller Bearings

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Metric Series MOUNTED UNIT NUMBERING SYSTEM Ultra Class Series Inch Series 1. PREFIX F: Stainless A: Lube on non-locking mechanism side 2. BEARING INSERTS* AEL: Narrow inner ring, locking collar AR: Narrow inner ring, set screw type AS: Narrow inner ring, set screw type JEL: Narrow inner ring, locking collar REL: Wide inner ring, locking collar UR: Wide inner ring, set screw type UC: Wide inner ring, set screw type, with flinger UEL: Wide inner ring, locking collar, with flinger UK: Tapered bore, with flinger 3. HOUSINGS F: Flanged unit, cast - 4-bolt square housing FA: Flanged unit, cast - rhombus housing FC: Flanged piloted unit, cast - round housing FD: Flanged unit, cast - 2-bolt housing FH: Flanged unit, cast housing FL: Flanged unit, cast - 2-bolt housing FS: Flanged piloted unit, cast - 4-bolt square housing FU: Flanged unit, cast - 4-bolt square housing PF: Flanged unit, pressed steel - 3-bolt round housing PFL: Flanged unit, pressed steel - 2-bolt housing RPF: Flanged unit, pressed steel with rubber ring - 3-bolt round housing HP: Pillow Block, cast housing, high center height P: Pillow Block, cast housing PL: Pillow Block, cast housing, low center height 4. SIZE PP: Pillow Block, pressed steel housing RPP: Pillow Block, pressed steel housing with rubber ring UP: Pillow Block, cast housing C: Cylindrical cartridge unit HB: Hanger unit, cast housing PT: Mini stretcher T: Take-up unit, cast housing 2: Light X: Medium 3: Heavy 5. SUFFIX D1: Relube type W3: Cup Point Set Screw N: Snap Ring Groove NR: Snap Ring and Groove R: Meets ISO Series HT1D1: Heat stabilized for up to 284° F HT2D1: Heat stabilized for up to 392° F * To order a bearing with a cylindrical O.D., add S to the part number (example: JELS). 133
MOUNTED UNIT SELECTION MATRIX Bearing Insert Housing Page High Base Pillow Block Page Low Base Pillow Block Page 2-Bolt Flange Page 4-Bolt Square Flange Page Pressed Steel Pillow Block Page Pressed Steel Flanges Page A-UC2 204 UCP- 135 UCPL- 136 UCFLU- 144 UCFU- 149 Setscrew Type A-UCX 206 UCPX- 137 UCFLUX- 145 UCFUX- 150 Ultra-Class A-AR2 208 ARP- 138 ARPL- 139 ARFLU- 146 ARFU- 152 Eccentric Locking Collar A-UEL2 A-JEL2 211 UELP- 140 UELPL- 141 UELFLU- 147 UELFU- 151 214 JELP- 142 JELPL- 143 JELFLU- 148 JELFU- 153 UC2 204 UCP2 156 UCPL2- 158 UCFL2 174 UCF2 191 Setscrew Type UC3 UCX 205 UCP3 159 UCFL3 175 UCF3 193 206 UCPX 160 UCFLX 176 UCFX 195 Standard ISO Series Eccentric Locking Collar AS2 UEL2 UEL3 AEL2 ASPF2 188 207 ASPL2 162 ASFD2 182 ASPP2 163 ASPFL2 185 UELFL2 177 UELF2 197 211 UELP2 164 UELPL2 165 UELFLU2 179 UELFU2 199 212 UELP3 166 UELFL3 178 UELF3 198 AELFL2 180 AELPF2 189 213 AELP2 168 AELPL2 169 AELPP2 170 AELFD2 183 AELPFL2 186 JEL2 214 JELPL2 167 JELFL2 181 JELPF2 190 JELFD2 184 JELPFL2 187 Adapter Type UK2 216 UKP2 171 UKF2 200 Other Bearings UCS3 210 AELS2 213 ASS2 207 UCS2 209 REL2 215 Farm Implement Bearings 222 134
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B S 45û ® d N N1 H1 H H2 A L1 J L
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NTN Terms and Conditions of Sale Of
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IN NORTH AMERICA NTN is one of the
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HISTORY 1918 Began research and man
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BEARING CLASSIFICATION Outer Ring B
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DESIGN AND CHARACTERISTICS OF BALL
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Flanged Outer Ring Open Type Single
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14 Notes
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SEAL STRUCTURE AND TYPE DESIGNATION
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SERIES 600 Units: INCHES Millimeter
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Units: INCHES Millimeters SINGLE RO
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SERIES 62 Units: Open Type 62 INCHE
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SERIES 64 Units: Open Type 64 INCHE
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SERIES TMB2 Open Type TMB2 Units: I
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SERIES TMB2 Units: Open Type TMB2 I
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42 Notes
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SERIES 72B Units: 40° Contact Angl
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SERIES 74B Units: INCHES Millimeter
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SERIES 72 30° Contact Angle 72 Uni
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SERIES 70C High Precision Grade Uni
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SERIES 73C High Precision Grade Uni
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SERIES 32 33 MAXIMUM TYPE Units: IN
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Double Row Sealed and Shielded Unit
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SERIES 12 12K Units: INCHES Millime
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SERIES 13 13K Units: INCHES Millime
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CYLINDRICAL ROLLER BEARING NUMBERIN
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Units: INCHES Millimeters CYLINDRIC
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SERIES NF3 • N3 NJ3 • NU3 NF3 N
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SERIES NF4 • N4 NJ4 • NU4 NF4 U
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Units: INCHES Millimeters CYLINDRIC
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SERIES NJ23 NU23 NJ23 Units: INCHES
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SERIES NN30 NN30K PRECISION AND SUP
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Units: INCHES Millimeters TAPERED R
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Page 83 and 84: Units: INCHES Millimeters TAPERED R
Page 95 and 96: BEARING WEIGHTS Bearing Series 4T-3
Page 97 and 98: BEARING WEIGHTS Bearing Series 4T-3
Page 99 and 100: SERIES METRIC ISO Units: INCHES Mil
Page 105 and 106: TAPERED ROLLER BEARING CARTRIDGE Un
Page 107 and 108: SPHERICAL ROLLER BEARING NUMBERING
Page 109 and 110: SERIES 222 Units: INCHES Millimeter
Page 111 and 112: SERIES 230 Units: Cylindrical Bore
Page 117 and 118: SERIES 223 UAVS1 SHAKER SCREEN BEAR
Page 119 and 120: 118 BEARING WEIGHTS SPHERICAL ROLLE
Page 121 and 122: NTN ADAPTERS • Accurate and finel
Page 123 and 124: SERIES H 23 HE23 HS23 HA23 Adapter
Page 125 and 126: LOCKNUTS AND LOCKWASHERS INCH Lockn
Page 127 and 128: LOCKNUTS AND LOCKWASHERS WEIGHTS
Page 131 and 132: SERIES 29 Units: INCHES Millimeters
Page 133: SERIES 294 Units: INCHES Millimeter
Page 137 and 138: Units: Millimeters INCHES SERIES UC
Page 139 and 140: Units: Millimeters INCHES SERIES AR
Page 141 and 142: Units: Millimeters INCHES SERIES UE
Page 143 and 144: Units: Millimeters INCHES SERIES JE
Page 149 and 150: Units: Millimeters INCHES SERIES JE
Page 155 and 156: 154 Continued next page … ULTRA-C
Page 163 and 164: Units: Millimeters INCHES SERIES AS
Page 169 and 170: Units: Millimeters INCHES SERIES AE
Page 173 and 174: BEARING WEIGHTS Bearing Series Comp
Page 183 and 184: Units: Millimeters INCHES SERIES AS
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Units: Millimeters INCHES SERIES JE
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Units: Millimeters INCHES SERIES AE
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Units: Millimeters INCHES SERIES AS
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Units: Millimeters INCHES SERIES JE
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Units: Millimeters INCHES SERIES UC
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Units: Millimeters INCHES SERIES UE
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Units: Millimeters INCHES SERIES UK
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BEARING WEIGHTS Bearing Series Comp
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SERIES Units: Millimeters INCHES Bo
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SERIES UCX SET SCREW TYPE Units: Mi
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SERIES AR2 SET SCREW TYPE Units: Mi
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SERIES UCS3 SET SCREW TYPE Units: M
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SERIES UEL3 ECCENTRIC LOCKING COLLA
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SERIES JEL2 ECCENTRIC LOCKING COLLA
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Units: Millimeters INCHES BALL BEAR
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BEARING WEIGHTS Bearing Series Bear
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BEARING SPEED LIMITS Bearing Series
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Units: INCHES SERIES 1AS-7AS DISC H
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Units: INCHES SERIES 1AH-3AH HEX BO
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Units: Millimeters INCHES SPW PILLO
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Units: Millimeters INCHES m a h c S
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Units: Millimeters INCHES SFCW FLAN
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Units: Millimeters INCHES SERIES SA
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238 Notes
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TECHNICAL INFORMATION Bearing Mater
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TECHNICAL INFORMATION Lubrication B
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TECHNICAL INFORMATION Trouble Obser
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TECHNICAL INFORMATION BEARING NOMEN
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TECHNICAL INFORMATION BEARING NOMEN
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TECHNICAL INFORMATION BEARING RATIN
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TECHNICAL INFORMATION BEARING RATIN
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TOLERANCE TABLES TOLERANCES Definit
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TOLERANCE TABLES TOLERANCE CLASS AB
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TOLERANCE TABLES TOLERANCE CLASS AB
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Tolerance Limits for: Metric series
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Tolerance limits for: Tapered rolle
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Tolerance limits for: Inch series t
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Standard tolerance values for radia
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CLEARANCE TABLES Standard tolerance
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INTERCHANGE DATA SEALS, SHIELDS, AN
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INTERCHANGE DATA CYLINDRICAL ROLLER
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DISC HARROW BEARINGS INTERCHANGE DA
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ENGLISH/METRIC CONVERSION CHART WEI
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NTN Terms and Conditions of Sale...
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B S 45û ® d N N1 H1 H H2 A L1 J L
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NTN - Ball and Roller Bearings

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