24 Diametral Pitch Ratings

14-1/2 and 20 Pressure Angle*

1/4" Face

Steel Spur Gears with Hubs

Number of TeethPitch DiameterOutside DiameterStock BoreMaximum BoreHub DiameterHub ProjectionStyleCatalog Number
14-1/2 P.A.20 P.A.
     11.500.5831/4"1/4"3/8"5/16"PlainST-2411TST-2411
     12.500.5831/4"1/4"25/64"5/16"PlainST-2412TST-2412
     14.583.6661/4"5/16"15/32"5/16"PlainST-2414TST-2414
     15.625.7081/4"11/32"1/2"5/16"PlainST-2415TST-2415
     16◊.666.7505/16"3/8"9/16"5/16"PlainST-2416TST-2416
     16.666.7505/16"3/8"35/64"5/16"PlainST-2416-BTST-2416-B
     18.750.8335/16"7/16"5/8"5/16"PlainST-2418TST-2418
     20◊.833.9163/8"1/2"23/32"5/16"PlainST-2420TST-2420
     20.833.9165/16"1/2"23/32"5/16"PlainST-2420-BTST-2420-B
     21.875.9583/8"17/32"3/4"5/16"PlainST-2421TST-2421
     241.0001.0833/8"5/8"7/8"3/8"PlainST-2424TST-2424
     301.2501.3333/8"11/16"1"3/8"PlainST-2430TST-2430
     361.5001.5833/8"25/32"1-1/8"3/8"PlainST-2436TST-2436
     421.7501.8333/8"25/32"1-1/8"3/8"PlainST-2442TST-2442
     482.0002.0833/8"7/8"1-1/4"3/8"PlainST-2448TST-2448
     602.5002.5833/8"7/8"1-1/4"3/8"PlainST-2460TST-2460
     723.0003.0831/2"15/16"1-3/8"1/2"PlainST-2472TST-2472

Special Pitch Diameter.

◊ Obsolete Style - Available only from existing stock.

* 14-1/2 Pressure Angle will not operate with 20 Pressure Angle.


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