Spur Gears - Norfolk Bearings and Supply Company, Inc.

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Worms & Worm Gears Section Contents CATALOG NUMBERS / DIMENSIONS .............................................................................................. 86-95 SELECTION PROCEDURE ....................................................................................................................... 96 HORSEPOWER & TORQUE RATINGS............................................................................................... 97-98 CENTER DISTANCES & RATIOS AVAILABLE........................................................................................ 98 STOCK ALTERED / CUSTOM WORM AND WORM GEARS ............................................................... 3-5 WORM/WORM GEAR ENGINEERING INFORMATION................................................................ 310-311 P-1930-BG 04/10 Boston Gear 800-825-6544 85 D
D Worms & Worm Gears 48 Diametral Pitch (Bronze Worm Gears, Steel Worms – Unhardened & Hardened, Acetal Worm Gears & Worms) Pressure Angle – Single thread 14-1/2° – Double thread 20° – Quad thread 25° FACE * STANDARD TOLERANCES DIMENSION TOLERANCE Bronze and Steel All ±.0005 BORE Acetal All +.001 –.002 Acetal with Brass Insert All +.001 –.000 WORM LEAD and LEAD ANGLE SINGLE DOUBLE QUAD LEAD .0654" .1309" .2618" LEAD ANGLE 3°35´ 7°7´ 14°2´ PITCH DIA. BORE REFERENCE PAGES Alterations — 314 Lubrication — 314 Materials — 315 HUB PROJ. BORE FACE HUB DIA. PITCH DIA. HUB PROJ. HUB DIA. RATIO = Gear Teeth ÷ Worm Threads All Worms and Worm Gears stocked RIGHT HAND ONLY. ALL DIMENSIONS IN INCHES ORDER BY CATALOG NUMBER OR ITEM CODE 48 WORM FACE = .156" *CENTER LINE WORM TO DIAMETRAL PITCH GEARS FLUSH END = .078" 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 ACETAL** Code Number Code Number Code 20 .417 .34 .19 GP1018 54106 – – – – 30 .625 .187 .44 B GP1019 54107 – – – – 40 .833 48 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 ACETAL .333 .562 .187 .26 .19 LSHP 54141 – – – – UNHARDENED – STEEL .333 .562 .1875 .26 .19 LSH-1 12920 DSH-1 12928 QSH-1 12934 HARDENED – STEEL .333 .562 .1875 .26 .19 All Steel worms have .0625 drilled hole in hub. Hxxx worms have polished threads. Gxxx worms have ground and polished threads. HLSH-1 13026 HDSH-1 13052 HQSH-1 13062 GLSH-1 12952 GDSH-1 13036 GQSH-1 13042 86 Boston Gear 800-825-6544 P-1930-BG 04/10 .50 .25 GP1020 54108 – – – – 50 1.042 GP1021 54109 – – – – ACETAL WITH BRASS INSERTS** 20 .417 .125 .34 .19 GP1018-1/8 54118 – – – – 30 .625 .125 .188 .44 .25 GP1019-1/8 GP1019-3/16 54119 54120 – – – – – – – – 40 .833 .188 .250 .50 .25 B GP1020-3/16 GP1020-1/4 54121 54122 – – – – – – – – 50 1.042 .188 .250 .50 .25 GP1021-3/16 GP1021-1/4 BRONZE 54123 54124 – – – – – – – – 20 .417 .34 .19 G1018 13564 D1118 13488 Q1318 13440 30 .625 .44 G1019 13566 D1119 13490 Q1319 13442 40 50 .833 1.042 .1875 .50 .50 .25 A G1020 G1021 13568 13570 D1120 D1121 13492 13494 Q1320 Q1321 13444 13446 60 1.250 .62 G1024 13572 D1124 13500 Q1324 13452 80 100 1.667 2.083 .250 .62 .69 .31 B G1022 G1023 13574 13576 D1122 D1123 13496 13498 Q1322 Q1323 13448 13450
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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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Page 17 and 18:
Page 19 and 20:
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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Page 27 and 28:
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
Page 39 and 40: A Drawn Pinion Wire 48, 32 and 24 D
Page 41 and 42: A Internal Gears 48 through 16 Diam
Page 43 and 44: A Spur Gears 48 Diametral Pitch (De
Page 45 and 46: 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: C Notes 84 Boston Gear 800-825-6544
Page 93 and 94: D Worms & Worm Gears 24 Diametral P
Page 95 and 96: D Worms & Worm Gears 12 Diametral P
Page 97 and 98: D Worms & Worm Gears 8 Diametral Pi
Page 99 and 100: D Worms & Worm Gears 4 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
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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
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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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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
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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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