Spur Gears - Norfolk Bearings and Supply Company, Inc.

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ALL DIMENSIONS IN INCHES ORDER BY CATALOG NUMBER OR ITEM CODE 6 WORM FACE = 1.000" *CENTER LINE WORM TO DIAMETRAL PITCH GEARS FLUSH END = .500" No. Hub Style See SINGLE Thread DOUBLE Thread QUAD Thread of Pitch Page Catalog Item Catalog Item Catalog Item Teeth Dia. Bore Dia. Proj. 315 Number Code Number Code Number Code 16 2.667 1.250 2.38 1.00 BRONZE – – – – QB616** 13804 20 .750 2.00 3.333 1.000 2.00 .88 A GB1077A – 13670 – – DB620A – 13752 – – – – 1.250 2.00 – – – – QB620A 13806 24 4.000 .750 1.94 1.250 .88 GB1080A – 13672 – – DB1430A – 13754 – DB1630A – 13808 30 5.000 .875 2.19 1.250 .88 B GB1081 – 13674 – – DB1431A – 13756 – DB1631A – 13810 36 6.000 1.000 2.50 .88 GB1082 13676 – – – – 40 6.667 1.000 2.44 1.250 .88 GB1078 – 13678 – – DB1432A – 13758 – DB1632A – 13812 48 8.000 1.250 2.75 1.00 GB1083 13680 – – – – 50 60 8.333 1.250 2.69 1.00 10.000 1.250 3.00 1.00 C GB1079 GB1087 13612 13684 – – – – – – – – 72 12.000 1.250 3.00 1.25 GB1084 13686 – – – – CAST IRON 20 .750 3.333 1.000 1.81 .88 G1077RH G1077LH – 13190 13192 – – D620ARH D620ALH – 13326 13328 – Q620A – 13394 24 .750 4.000 1.250 1.94 .88 G1080ARH G1080ALH – 13194 13196 – – D1430ARH D1430ALH – 13330 13332 – D1630A – 13396 30 .875 5.000 1.250 2.19 .88 B G1081RH G1081LH – 13198 13200 – – D1431ARH D1431ALH – 13334 13336 – D1631A – 13398 36 6.000 1.000 2.50 .88 G1082RH G1082LH 13202 13204 – – – – 40 1.000 6.667 1.250 2.44 .88 G1078RH G1078LH – 13206 13208 – – D1432ARH D1432ALH – 13338 13340 – D1632A – 13400 48 8.000 1.250 2.75 1.00 B G1083RH G1083LH 13212 13210 – – – – 50 8.333 1.250 2.69 1.00 G1079RH 13214 D1433 13342 D1633 13402 60 10.000 1.250 2.69 1.00 G1087ARH 13218 D660 13344 Q660 13404 72 12.000 1.250 2.94 1.00 C G1084ARH 13220 D1434 13346 D1634 13406 80 13.333 1.250 3.00 1.00 G1088ARH 13224 – – – – 96 16.000 1.375 3.00 1.00 G1085ARH 13226 – – – – 100 16.667 1.375 3.00 1.00 D G1089ARH 13228 – – – – 6 DIAMETRAL PITCH WORMS FOR ABOVE GEARS Pitch Hub SINGLE Thread Catalog Item DOUBLE Thread Catalog Item QUAD Thread Catalog Item Dia. Face Bore Dia. Proj. Number Code Number Code Number Code UNHARDENED – STEEL 2.500 1.000 – – – – D1438KRH † 12818 D1638KRH † D1438KLH 12834 † 12820 D1638KLH † 12836 2.000 3.500 1.000 .875 – – – – – L1086 – L1438 12918 – – ‡ .875 – – G1086KRH 12906 – – – – ‡ 2.500 G1086KLH 12872 – – – – ‡ .875 1.56 .75 GH1086RH GH1086LH 12874 12896 12898 DH1438RH DH1438LH 12850 12852 DH1638 12860 HARDENED STEEL 2.500 1.000 – – – – H1438RH† 12994 H1638 † H1438LH 13002 ‡ 12992 – – 2.000 3.500 1.000 .875 – – – – – HL1086 – HL1438† 13024 – – ‡ 13012 – – – – 2.500 .875 – – H1086RH ‡ H1086LH 12974 – – – – ‡ 12972 Worms & Worm Gears 6 Diametral Pitch (Bronze & Cast Iron Worm Gears, Steel Worms – Unhardened & Hardened) Pressure Angle – 14-1/2° STANDARD TOLERANCES DIMENSION TOLERANCE BORE All ±.0005 WORM LEAD and LEAD ANGLE SINGLE DOUBLE QUAD LEAD .5236" 1.0472" 2.0944" LEAD ANGLE 4°46´ 9°28´ 18°26´ REFERENCE PAGES Alterations — 314 Horsepower Ratings — 97, 98 Lubrication — 314 Materials — 315 Selection Procedure — 96 RATIO = Gear Teeth ÷ Worm Threads RH = RIGHT HAND — LH = LEFT HAND All others stocked RIGHT HAND ONLY. **1.250" Face, Center Line Worm to Flush End = .625" ‡Furnished with .188" Keyway. †Furnished with .250" Keyway. Hardened Worms have ground and polished threads. P-1930-BG 04/10 Boston Gear 800-825-6544 93 FACE * PITCH DIA. BORE HUB PROJ. BORE FACE HUB DIA. PITCH DIA. HUB PROJ. HUB DIA. D
D Worms & Worm Gears 4 Diametral Pitch (Bronze & Cast Iron Worm Gears, Steel Worms – Unhardened & Hardened) Pressure Angle – 14-1/2° FACE * STANDARD TOLERANCES DIMENSION TOLERANCE BORE All ±.0005 WORM LEAD and LEAD ANGLE LEAD .7854 LEAD ANGLE 4°46´ PITCH DIA. BORE REFERENCE PAGES HUB PROJ. BORE FACE HUB DIA. Alterations — 314 Horsepower Ratings — 97, 98 Lubrication — 314 Materials — 315 Selection Procedure — 96 PITCH DIA. KEYWAY RATIO = Gear Teeth ÷ Worm Threads RH = RIGHT HAND — LH = LEFT HAND All others stocked RIGHT HAND ONLY. ALL DIMENSIONS IN INCHES ORDER BY CATALOG NUMBER OR ITEM CODE 4 FACE = 1.500" *CENTER LINE WORM TO FLUSH END = .750" WORM DIAMETRAL PITCH GEARS No. Hub Style See SINGLE Thread of Pitch Page Catalog Item Teeth Dia. Bore Dia. Proj. 315 Number Code 20 24 BRONZE 5.000 1.000 2.50 1.25 6.000 B GB1100 GB1101 13688 13690 CAST IRON 20 24 32 40 5.000 1.000 2.50 6.000 8.000 1.250 3.00 10.000 1.25 B G1100RH G1100LH G1101RH G1101LH G1102RH G1102LH G1103 13230 13232 13234 13236 13238 13240 13242 48 64 12.000 1.500 3.50 16.000 D G1104 G1105 13244 13246 4 DIAMETRAL PITCH WORMS FOR ABOVE GEARS Pitch Hub SINGLE Thread Catalog Item Dia. Face Bore Dia. Proj. Number* Code UNHARDENED – STEEL 3.000 3.500 1.250 – – G1106KRH G1106KLH 12876 12878 4.500 1.250 – – L1106 12908 HARDENED STEEL 3.500 1.250 – – H1106 12976 3.000 4.500 5.750 1.250 – – HL1106 HP1106 13014 13034 *All worms furnished with .313 keyway. Hardened Worms have ground and polished threads. 94 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
Page 3 and 4:
Table Of Contents Stock Altered and
Page 5 and 6:
With thousands of stock gears avail
Page 7 and 8:
Custom Gearing “Request For Quota
Page 9 and 10:
Custom Gearing Capabilities Gear Ty
Page 11 and 12:
Gear Selection Stock Gears Spur Gea
Page 13 and 14:
Product Selection / Reference Guide
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Page 17 and 18:
Page 19 and 20:
Boston Gear Helical Gears ■ Paral
Page 21 and 22:
Boston Gear Worms and Worm Gears
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A Spur Gears 48 and 32 Diametral Pi
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Page 29 and 30:
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
Page 47 and 48: A Spur Gears 24 and 20 Diametral Pi
Page 49 and 50: A Spur Gears 12 and 10 Diametral Pi
Page 51 and 52: A Spur Gears 6 and 5 Diametral Pitc
Page 53 and 54: A Internal Gears 64 through 24 Diam
Page 55 and 56: A Spur Gears Approximate Horsepower
Page 69 and 70: B Helical Gears 24 through 10 Trans
Page 71 and 72: B Helical Gears Selection Procedure
Page 73 and 74: B Helical Gears Approximate Horsepo
Page 75 and 76: C Miter Gears 48 through 20 Diametr
Page 77 and 78: C Miter Gears 8 through 4 Diametral
Page 79 and 80: C Bevel Gears 48 through 20 Diametr
Page 81 and 82: C Bevel Gears 12 and 10 Diametral P
Page 83 and 84: C Spiral Bevel Gears 30 through 8 D
Page 85 and 86: C Miter Gears Steel & Iron - Straig
Page 87 and 88: C Bevel Gears Steel & Iron - Straig
Page 89 and 90: C Notes 84 Boston Gear 800-825-6544
Page 91 and 92: D Worms & Worm Gears 48 Diametral P
Page 97: D Worms & Worm Gears 8 Diametral Pi
Page 101 and 102: D Worms & Worm Gears Selection Proc
Page 103 and 104: D Worms & Worm Gears Steel-Hardened
Page 105 and 106: E Shaft Couplings FC Series Insert
Page 107 and 108: E Shaft Couplings BF Series Bost-Fl
Page 109 and 110: E Shaft Couplings SCC Series Clampi
Page 111 and 112: E Shaft Couplings FCP Series Sleeve
Page 113 and 114: E Universal Joints J/JS Series Bore
Page 115 and 116: E Universal Joints UJNS/UJNL Series
Page 117 and 118: E Universal Joints JP Series Single
Page 119 and 120: E Setscrew Collars SC/SSC Series St
Page 121 and 122: E Clamping Collars CSC/CSSC/CASC Se
Page 123 and 124: E Thrust Washers Steel and Stainles
Page 125 and 126: E Grooved Pulleys G1200 Round Belt
Page 127 and 128: E Miniature Timing Belts and Pulley
Page 129 and 130: E Miniature HTD ® Timing Belts 3M
Page 131 and 132: E Timing Belt Pulleys PA Series For
Page 133 and 134: E Timing Belt Pulleys PLB Series Fo
Page 135 and 136: E Miniature HTD ® Timing Belts 5M
Page 137 and 138: E Timing Belt Pulleys PA Series For
Page 139 and 140: E Timing Belt Pulleys PLB Series Fo
Page 141 and 142: F BOST-BRONZ Oil-Impregnated Sinter
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F BOST-BRONZ Oil-Impregnated Sinter
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F BEAR-N-BRONZE 660 Cast Bronze Bea
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F Bronze Bearing Emergency Banks Ac
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F BOStonE F-1 Glass Filled Teflon B
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F RULON ® 641 Bearings Boston Gear
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F BOStonE Molded Plastic Bearings B
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F BOStonE Molded Plastic Bearings R
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F BOStonE Molded Plastic Bearings G
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F BOStonE Molded Nylon Bearings Pla
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F Engineering Information Sleeve Be
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F Engineering Information Sleeve Be
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F Engineering Information Lubricati
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F Engineering Information Shaft Cle
Page 187 and 188:
F Engineering Information Machining
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F Anti-Friction Bearings Ball Beari
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F Anti-Friction Bearings 1600 Serie
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Page 195 and 196:
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F Anti-Friction Bearings Flanged 40
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F Anti-Friction Bearings 600 Series
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F Self-Aligning Bearings KF Female
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F Self-Aligning Bearings CMHD Male/
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F Self-Aligning Bearings HME Male/H
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F Self-Aligning Bearings LHA-LHB-LH
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F Self-Aligning Bearings LS/LSS Ser
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F Engineering Information Engineeri
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F Engineering Information Engineeri
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F Mounted Bearings Replacement Bear
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F Mounted Bearings Replacement Bear
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F Mounted Ball Bearings PS Series P
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F Mounted Ball Bearings L/H Series
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F Mounted Ball Bearings SL/SH Serie
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F Mounted Ball Bearings MB Series P
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F Mounted Ball Bearings XL2/XL3 Ser
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F Mounted Ball Bearings F/T Series
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F Mounted Ball Bearings SF/ST Serie
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F Mounted Ball Bearings MBP Series
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F Mounted Bearings TU Series Take-U
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F Engineering Information Analysis
Page 241 and 242:
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
Page 263 and 264:
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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