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A.S.A. 25
Type A
1/4" Pitch single
| Catalog Number | No.
of Teeth |
Teeth O.D. |
Stock Bore |
Max. Bore |
Hub Dia. |
Length Thru |
Weight In LBS. |
||
| Type B Alloy |
Type B Stainless |
Type A Alloy |
|||||||
| 25B009 | 25B009SS | 9 | .84 | 1/4 | 1/4 | 7/16 | 1/2 | .03 | |
| 25B010 | 25B010SS | 10 | .92 | 1/4 | 1/4 | 1/2 | 1/2 | .04 | |
| 25B011 | 25B011SS | 11 | 1.00 | 1/4 | 5/16 | 9/16 | 1/2 | .05 | |
| 25B012 | 25B012SS | 12 | 1.08 | 1/4 | 3/8 | 5/8 | 1/2 | .06 | |
| 25B013 | 25B013SS | 13 | 1.17 | 1/4 | 7/16 | 23/32 | 1/2 | .07 | |
| 25B014 | 25B014SS | 14 | 1.25 | 1/4 | 9/16 | 13/16 | 1/2 | .08 | |
| 25B015 | 25B015SS | 15 | 1.33 | 1/4 | 9/16 | 7/8 | 1/2 | .10 | |
| 25B016 | 25B016SS | 16 | 1.41 | 1/4 | 5/8 | 31/32 | 1/2 | .12 | |
| 25B017 | 25B017SS | 17 | 1.49 | 1/4 | 21/32 | 1-1/32 | 1/2 | .14 | |
| 25B018 | 25B018SS | 25A018 | 18 | 1.57 | 1/4 | 3/4 | 1-1/8 | 1/2 | .16 |
| 25B019 | 25B019SS | 25A019 | 19 | 1.65 | 1/4 | 13/16 | 1-7/32 | 1/2 | .19 |
| 25B020 | 25B020SS | 25A020 | 20 | 1.73 | 1/4 | 7/8 | 1-9/32 | 5/8 | .25 |
| 25B021 | 25B021SS | 25A021 | 21 | 1.81 | 1/4 | 7/8 | 1-3/8 | 5/8 | .28 |
| 25B022 | 25B022SS | 25A022 | 22 | 1.89 | 1/4 | 15/16 | 1-7/16 | 5/8 | .31 |
| 25B023 | 25B023SS | 25A023 | 23 | 1.97 | 1/4 | 1 | 1-1/2 | 5/8 | .32 |
| 25B024 | 25B024SS | 25A024 | 24 | 2.05 | 3/8 | 1 | 1-1/2 | 5/8 | .33 |
| 25B025 | 25B025SS | 25A025 | 25 | 2.13 | 3/8 | 1 | 1-1/2 | 5/8 | .34 |
| 25B026 | 25B026SS | 25A026 | 26 | 2.21 | 3/8 | 1 | 1-1/2 | 5/8 | .35 |
| 25B028 | 25B028SS | 25A028 | 28 | 2.37 | 3/8 | 1 | 1-1/2 | 5/8 | .37 |
| 25B030 | 25B030SS | 25A030 | 30 | 2.53 | 3/8 | 1 | 1-1/2 | 5/8 | .39 |
| 25B032 | 25A032 | 32 | 2.69 | 3/8 | 1 | 1-1/2 | 5/8 | .41 | |
| 25B035 | 25A035 | 35 | 2.93 | 3/8 | 1 | 1-1/2 | 5/8 | .16 | |
| 25B036 | 25B036SS | 25A036 | 36 | 3.01 | 3/8 | 1 | 1-1/2 | 3/4 | .19 |
| 25B040 | 25B040SS | 25A040 | 40 | 3.33 | 1/2 | 1-3/8 | 2 | 3/4 | .52 |
| 25B045 | 25B045SS | 25A045 | 45 | 3.73 | 1/2 | 1-3/8 | 2 | 3/4 | .55 |
| 25B048 | 25A048 | 48 | 3.96 | 1/2 | 1-3/8 | 2 | 3/4 | .57 | |
| 25B054 | 25A054 | 54 | 4.44 | 1/2 | 1-3/8 | 2 | 3/4 | .98 | |
| 25B060 | 25B060SS | 25A060 | 60 | 4.92 | 1/2 | 1-3/8 | 2 | 3/4 | 1.10 |
| 25B070 | 70 | 5.72 | 1/2 | 1-3/8 | 2 | 3/4 | 1.20 | ||
| 25B072 | 25A072 | 72 | 5.88 | 1/2 | 1-3/8 | 2 | 3/4 | 1.25 | |
Maximum Bore allows for Keyway and Setscrew.
For tooth Specifications see 25 Tooth Page