Spur Gears - Norfolk Bearings and Supply Company, Inc.

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HIGH QUALITY INCH DIMENSIONAL BEARINGS for adaptation to many precision bearing applications. Suitable for speeds in the neighborhood of 5000 R.P.M. IMPROVED BALL GROOVE FINISH for smoother, quieter operation. GROUND BORES held to a tolerance of + .0000" to –.0005" on all sizes, 1/4" bore and over. NYLON BALL RETAINERS (TN) furnished as standard. Steel retainers (J) available on special production order. GREASE PACKED as standard on Types DC and DS. Types SC, SS and NS can be grease packed on special order. NYLON SEALS more effectively retain lubricant and exclude foreign matter. SPECIAL FEATURES including dimensions, tolerances, etc. available on special order. TYPES SC, SS and NS are available via special order only ORDER BY CATALOG NUMBER OR ITEM CODE Double Shield Double Sealed Bore Catalog Item Catalog Item Number Code Number Code .2500 1602DS 50724 1602DC 50701 .3125 1603DS 50725 1603DC 50702 .3750 1604DS 50726 1604DC 50703 .3125 1605DS 50727 1605DC 50704 .3750 1606DS 50728 1606DC 50705 .4375 1607DS 50729 1607DC 50706 .3750 1614DS 50730 1614DC 50707 .4375 1615DS 50731 1615DC 50708 .5000 1616DS 50732 1616DC 50709 .4375 1620DS 50733 — — .5000 1621DS 50734 1621DC 50710 .6250 1623DS 50736 1623DC 50712 .6250 1628DS 50737 1628DC 50713 .7500 1630DS 50738 1630DC 50714 .6250 1633DS 50739 1633DC 50715 .7500 1635DS 50740 1635DC 50716 .7500 1638DS 50741 1638DC 50717 .8750 1640DS 50742 1640DC 50718 1.0000 1641DS 50743 1641DC 50719 1.1250 1652DS 50744 1652DC 50720 1.2500 1654DS 50745 1654DC 50721 1.2500 1657DS 50746 1657DC 50722 NOTE: Dimensions and load data on next page. DOUBLE SEALED DC DOUBLE SHIELD Anti-Friction Bearings 1600 Series Radial Ball Bearings; Ground, Single Row Seal and Shield Arrangements P-1930-BG 04/10 Boston Gear 800-825-6544 185 DS SINGLE SEAL SC SINGLE SHIELD SS NO SHIELDS NS F
F Anti-Friction Bearings 1600 Series Radial Ball Bearings; Ground, Single Row A R C STANDARD TOLERANCES Dimensions Tolerance A 2500–1.2500 +.0000 to – .0005 B .6875–1.7500 +.0000 to – .0005 2.0000–2.5625 +.0000 to – .0006 C All +.000 to – .005 For recommended shaft and housing fits, see engineering section, page 238. Load Data The indicated load ratings are based on 2500 hours average life. (L 50 ) to determine the load ratings at 3500 and 5000 hours, 90 percent and 80 percent respectively, of the above ratings should be used. B ALL DIMENSIONS IN INCHES Basic Bearing No. A B C R Radius Balls No. Dia. 1602 .2500 .6875 1/4+ .012 6 1/8 1603 .3125 .8750 9/32++ .012 1604 .3750 .015 7 5/32 1605 .3125 .012 1606 .3750 .9063 5/16 .015 9 1/8 1607 .4375 .015 1614 .3750 1615 .4375 1.1250 3/8 .025 7 3/16 1616 .5000 1620 .4375 1621 .5000 1.3750 7/16 .025 8 15/64 1623 .6250 1628 1630 .6250 .7500 1.6250 1/2 .025 8 1/4 1633 1635 .6250 .7500 1.7500 1/2 .025 8 1/4 1638 .7500 1640 .8750 2.0000 9/16 .035 10 1/4 1641 1.0000 1652 1654 1.1250 1.2500 2.5000 5/8 .035 10 5/16 1657 1.2500 2.5625 11/16 .035 9 3/8 *Maximum fillet on shaft or in housing which bearing corner will clear. + Width SC & DC = 5/16" ++ Width SC & DC = 11/32" Basic Radial Capacity (Lbs.) Limiting Bearing Revolutions Per Minute Thrust Number 50 100 300 500 1200 1800 2500 5000 (Lbs.) 1602 230 185 130 110 80 70 65 50 42 1603 1604 1605 380 300 210 175 130 115 105 80 75 1606 1607 1614 305 245 170 140 105 95 85 65 65 1615 1616 1620 530 420 290 245 185 160 145 115 110 1621 1623 1628 860 690 475 400 300 260 235 185 200 1630 1633 1635 1638 980 780 540 460 340 300 265 210 225 1640 1641 1140 905 630 530 395 345 310 245 280 1652 1654 1695 1345 935 790 590 515 460 365 440 1657 2200 1750 1215 1025 765 665 600 475 570 186 Boston Gear 800-825-6544 P-1930-BG 04/10
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A L T R A I N D U S T R I A L M O T
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Table Of Contents Stock Altered and
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With thousands of stock gears avail
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Custom Gearing “Request For Quota
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Custom Gearing Capabilities Gear Ty
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Gear Selection Stock Gears Spur Gea
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Product Selection / Reference Guide
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Boston Gear Helical Gears ■ Paral
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Boston Gear Worms and Worm Gears
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A Spur Gears 48 and 32 Diametral Pi
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A Spur Gears 10 and 8 Diametral Pit
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A Spur Gears 6 and 5 Diametral Pitc
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A Change Gears 20 Diametral Pitch (
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A Change Gears 12 Diametral Pitch (
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A Change Gears 8 Diametral Pitch (S
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A Drawn Pinion Wire 48, 32 and 24 D
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A Internal Gears 48 through 16 Diam
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A Spur Gears 48 Diametral Pitch (De
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A Spur Gears 32 Diametral Pitch (De
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A Spur Gears 6 and 5 Diametral Pitc
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A Internal Gears 64 through 24 Diam
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A Spur Gears Approximate Horsepower
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B Helical Gears 24 through 10 Trans
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B Helical Gears Selection Procedure
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B Helical Gears Approximate Horsepo
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C Miter Gears 48 through 20 Diametr
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C Miter Gears 8 through 4 Diametral
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C Bevel Gears 48 through 20 Diametr
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C Bevel Gears 12 and 10 Diametral P
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C Spiral Bevel Gears 30 through 8 D
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C Miter Gears Steel & Iron - Straig
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C Bevel Gears Steel & Iron - Straig
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C Notes 84 Boston Gear 800-825-6544
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D Worms & Worm Gears 48 Diametral P
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D Worms & Worm Gears 8 Diametral Pi
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D Worms & Worm Gears 4 Diametral Pi
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D Worms & Worm Gears Selection Proc
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D Worms & Worm Gears Steel-Hardened
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E Shaft Couplings FC Series Insert
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E Shaft Couplings BF Series Bost-Fl
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E Shaft Couplings SCC Series Clampi
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E Shaft Couplings FCP Series Sleeve
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E Universal Joints J/JS Series Bore
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E Universal Joints UJNS/UJNL Series
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E Universal Joints JP Series Single
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E Setscrew Collars SC/SSC Series St
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E Clamping Collars CSC/CSSC/CASC Se
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E Thrust Washers Steel and Stainles
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E Grooved Pulleys G1200 Round Belt
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E Miniature Timing Belts and Pulley
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E Miniature HTD ® Timing Belts 3M
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E Timing Belt Pulleys PA Series For
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E Timing Belt Pulleys PLB Series Fo
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E Miniature HTD ® Timing Belts 5M
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E Timing Belt Pulleys PA Series For
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Page 141 and 142: F BOST-BRONZ Oil-Impregnated Sinter
Page 151 and 152: F BEAR-N-BRONZE 660 Cast Bronze Bea
Page 159 and 160: F Bronze Bearing Emergency Banks Ac
Page 161 and 162: F BOStonE F-1 Glass Filled Teflon B
Page 163 and 164: F RULON ® 641 Bearings Boston Gear
Page 165 and 166: F BOStonE Molded Plastic Bearings B
Page 167 and 168: F BOStonE Molded Plastic Bearings R
Page 175 and 176: F BOStonE Molded Plastic Bearings G
Page 177 and 178: F BOStonE Molded Nylon Bearings Pla
Page 179 and 180: F Engineering Information Sleeve Be
Page 181 and 182: F Engineering Information Sleeve Be
Page 183 and 184: F Engineering Information Lubricati
Page 185 and 186: F Engineering Information Shaft Cle
Page 187 and 188: F Engineering Information Machining
Page 189: F Anti-Friction Bearings Ball Beari
Page 193 and 194: F Anti-Friction Bearings 7600 Serie
Page 197 and 198: F Anti-Friction Bearings Flanged 40
Page 199 and 200: F Anti-Friction Bearings 600 Series
Page 203 and 204: F Self-Aligning Bearings KF Female
Page 205 and 206: F Self-Aligning Bearings CMHD Male/
Page 207 and 208: F Self-Aligning Bearings HME Male/H
Page 209 and 210: F Self-Aligning Bearings LHA-LHB-LH
Page 211 and 212: F Self-Aligning Bearings LS/LSS Ser
Page 213 and 214: F Engineering Information Engineeri
Page 215 and 216: F Engineering Information Engineeri
Page 217 and 218: F Mounted Bearings Replacement Bear
Page 219 and 220: F Mounted Bearings Replacement Bear
Page 221 and 222: F Mounted Ball Bearings PS Series P
Page 223 and 224: F Mounted Ball Bearings L/H Series
Page 225 and 226: F Mounted Ball Bearings SL/SH Serie
Page 227 and 228: F Mounted Ball Bearings MB Series P
Page 229 and 230: F Mounted Ball Bearings XL2/XL3 Ser
Page 231 and 232: F Mounted Ball Bearings F/T Series
Page 233 and 234: F Mounted Ball Bearings SF/ST Serie
Page 235 and 236: F Mounted Ball Bearings MBP Series
Page 237 and 238: F Mounted Bearings TU Series Take-U
Page 239 and 240: F Engineering Information Analysis
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F Engineering Information Mounted B
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F Engineering Information Applicati
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F Notes 240 Boston Gear 800-825-654
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G Roller Chains Description of Roll
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G Roller Chains ANSI Standard Doubl
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G Engineering Information Conveyor
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G Engineering Information Conveyor
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G Notes 250 Boston Gear 800-825-654
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G Roller Chains Hollow Pin Single a
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G Ladder Chain Steel-Stainless Stee
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G Chain Pullers Chain Breaking Tool
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H Chain Drives Roller Chain Sprocke
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H Roller Chain Drives Horsepower Ra
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H Roller Chain Drives Horsepower Ra
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H Roller Chain Drives Selection SPE
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H Miniature Chain Sprockets Single
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H Roller Chain Sprockets Single Str
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H Block Chain Sprockets Type B Sing
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H Ladder Chain Sprockets Type B Sin
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H Roller Chain Drive Tensioners Typ
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H Roller Chain Drive Tensioners Typ
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I Engineering Information Spur Gear
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I Engineering Information Helical G
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I Engineering Information Helical G
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I Engineering Information Miter and
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I Engineering Information Worms and
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I Engineering Information Couplings
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I Engineering Information General M
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I Engineering Information Sprockets
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I Engineering Information Sprocket
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I Engineering Information Temperatu
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I Engineering Information Metric Co
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I Engineering Information Applicati
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I Index to Catalog Numbers Catalog
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I Index to Catalog Numbers Catalog
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Altra Industrial Motion All Custome
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Spur Gears - Norfolk Bearings and Supply Company, Inc.

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