Finer Power BS Pilot Bore Sprocket, 20B / 25
Regular price
$279.50
Sale price
$279.50
Regular price
Inc. GST
Available
These steel duplex pilot bore sprockets suit BS (ISO 606 B series) duplex roller chain. The range covers 7 chain sizes, 06B, 08B, 10B, 12B, 16B, 20B and 24B, with 9 to 114 teeth.
Each sprocket has a pilot bore, which is a starter hole that you machine out to your shaft size and cut a keyway in. Dimensions come in each model where available.
Where this product is used
- Roller chain drives using BS (ISO 606 B series) chain
- Replacement sprockets for existing chain drives
- Conveyors and general machinery drives
Features
- Pilot bore hub, machined by you to suit your shaft
- Duplex sprocket for BS (ISO 606 B series) roller chain
- 7 chain sizes, 9 to 114 teeth
- Steel construction
- Induction hardened teeth
- Hub, pilot bore and width where available
Key specifications
| Specification | Detail |
|---|---|
| Product | Pilot bore sprocket |
| Standard | BS (ISO 606 B series) |
| Strands | Duplex |
| Material | Steel |
| Tooth hardening | Induction hardened |
| Chain sizes | 06B to 24B (7 sizes) |
| Number of teeth | 9 to 114 |
| Bore | Pilot bore, machine to suit |
Sizes available
| Chain | Pitch | Strands | Teeth | Models |
|---|---|---|---|---|
| BS 06B | 3/8" (9.53mm) | Duplex | 9 to 114 | 29 |
| BS 08B | 1/2" (12.7mm) | Duplex | 9 to 114 | 43 |
| BS 10B | 5/8" (15.88mm) | Duplex | 9 to 114 | 29 |
| BS 12B | 3/4" (19.05mm) | Duplex | 9 to 114 | 30 |
| BS 16B | 1" (25.4mm) | Duplex | 9 to 76 | 26 |
| BS 20B | 1-1/4" (31.75mm) | Duplex | 11 to 30 | 20 |
| BS 24B | 1-1/2" (38.1mm) | Duplex | 11 to 30 | 20 |
Choosing the right option
Choose the sprocket by chain size and number of teeth. The chain size must match your chain, and the tooth count sets the speed ratio. Check that the pilot bore can be bored to your shaft diameter with a keyway and set screw within the hub diameter.
Dimensions are for reference.
| Option | Part number | SKU |
|---|---|---|
| 06B / 9 | 06B-2-09PB | A0061562 |
| 06B / 10 | 06B-2-10PB | A0061563 |
| 06B / 11 | 06B-2-11PB | A0061565 |
| 06B / 12 | 06B-2-12PB | A0061566 |
| 06B / 13 | 06B-2-13PB | A0061567 |
| 06B / 14 | 06B-2-14PB | A0061568 |
| 06B / 15 | 06B-2-15PB | A0061569 |
| 06B / 16 | 06B-2-16PB | A0061570 |
| 06B / 17 | 06B-2-17PB | A0061571 |
| 06B / 18 | 06B-2-18PB | A0061572 |
| 06B / 19 | 06B-2-19PB | A0061573 |
| 06B / 20 | 06B-2-20PB | A0061574 |
| 06B / 21 | 06B-2-21PB | A0061575 |
| 06B / 22 | 06B-2-22PB | A0061576 |
| 06B / 23 | 06B-2-23PB | A0061577 |
| 06B / 24 | 06B-2-24PB | A0061578 |
| 06B / 25 | 06B-2-25PB | A0061579 |
| 06B / 26 | 06B-2-26PB | A0061580 |
| 06B / 27 | 06B-2-27PB | A0061581 |
| 06B / 28 | 06B-2-28PB | A0061582 |
| 06B / 29 | 06B-2-29PB | A0061583 |
| 06B / 30 | 06B-2-30PB | A0061584 |
| 06B / 38 | 06B-2-38PB | A0061585 |
| 06B / 45 | 06B-2-45PB | A0061586 |
| 06B / 48 | 06B-2-48PB | A0061587 |
| 06B / 57 | 06B-2-57PB | A0061588 |
| 06B / 76 | 06B-2-76PB | A0061589 |
| 06B / 95 | 06B-2-95PB | A0061590 |
| 06B / 114 | 06B-2-114PB | A0061564 |
| 08B / 9 | 08B-2-09PB | A0061636 |
| 08B / 10 | 08B-2-10PB | A0061637 |
| 08B / 11 | 08B-2-11PB | A0061639 |
| 08B / 12 | 08B-2-12PB | A0061640 |
| 08B / 13 | 08B-2-13PB | A0061641 |
| 08B / 14 | 08B-2-14PB | A0061642 |
| 08B / 15 | 08B-2-15PB | A0061643 |
| 08B / 16 | 08B-2-16PB | A0061644 |
| 08B / 17 | 08B-2-17PB | A0061645 |
| 08B / 18 | 08B-2-18PB | A0061646 |
| 08B / 19 | 08B-2-19PB | A0061647 |
| 08B / 20 | 08B-2-20PB | A0061648 |
| 08B / 21 | 08B-2-21PB | A0061649 |
| 08B / 22 | 08B-2-22PB | A0061650 |
| 08B / 23 | 08B-2-23PB | A0061651 |
| 08B / 24 | 08B-2-24PB | A0061652 |
| 08B / 25 | 08B-2-25PB | A0061653 |
| 08B / 26 | 08B-2-26PB | A0061654 |
| 08B / 27 | 08B-2-27PB | A0061655 |
| 08B / 28 | 08B-2-28PB | A0061656 |
| 08B / 29 | 08B-2-29PB | A0061657 |
| 08B / 30 | 08B-2-30PB | A0061658 |
| 08B / 31 | 08B-2-31PB | A0061659 |
| 08B / 32 | 08B-2-32PB | A0061660 |
| 08B / 33 | 08B-2-33PB | A0061661 |
| 08B / 34 | 08B-2-34PB | A0061662 |
| 08B / 35 | 08B-2-35PB | A0061663 |
| 08B / 36 | 08B-2-36PB | A0061664 |
| 08B / 37 | 08B-2-37PB | A0061665 |
| 08B / 38 | 08B-2-38PB | A0061666 |
| 08B / 39 | 08B-2-39PB | A0061667 |
| 08B / 40 | 08B-2-40PB | A0061668 |
| 08B / 41 | 08B-2-41PB | A0061669 |
| 08B / 42 | 08B-2-42PB | A0061670 |
| 08B / 43 | 08B-2-43PB | A0061671 |
| 08B / 44 | 08B-2-44PB | A0061672 |
| 08B / 45 | 08B-2-45PB | A0061673 |
| 08B / 46 | 08B-2-46PB | A0061674 |
| 08B / 48 | 08B-2-48PB | A0061675 |
| 08B / 57 | 08B-2-57PB | A0061676 |
| 08B / 76 | 08B-2-76PB | A0061677 |
| 08B / 95 | 08B-2-95PB | A0061678 |
| 08B / 114 | 08B-2-114PB | A0061638 |
| 10B / 9 | 10B-2-09PB | A0061744 |
| 10B / 10 | 10B-2-10PB | A0061745 |
| 10B / 11 | 10B-2-11PB | A0061748 |
| 10B / 12 | 10B-2-12PB | A0061749 |
| 10B / 13 | 10B-2-13PB | A0061750 |
| 10B / 14 | 10B-2-14PB | A0061751 |
| 10B / 15 | 10B-2-15PB | A0061752 |
| 10B / 16 | 10B-2-16PB | A0061753 |
| 10B / 17 | 10B-2-17PB | A0061754 |
| 10B / 18 | 10B-2-18PB | A0061755 |
| 10B / 19 | 10B-2-19PB | A0061756 |
| 10B / 20 | 10B-2-20PB | A0061757 |
| 10B / 21 | 10B-2-21PB | A0061758 |
| 10B / 22 | 10B-2-22PB | A0061759 |
| 10B / 23 | 10B-2-23PB | A0061760 |
| 10B / 24 | 10B-2-24PB | A0061761 |
| 10B / 25 | 10B-2-25PB | A0061762 |
| 10B / 26 | 10B-2-26PB | A0061763 |
| 10B / 27 | 10B-2-27PB | A0061764 |
| 10B / 28 | 10B-2-28PB | A0061765 |
| 10B / 29 | 10B-2-29PB | A0061766 |
| 10B / 30 | 10B-2-30PB | A0061767 |
| 10B / 38 | 10B-2-38PB | A0061768 |
| 10B / 40 | 10B-2-40PB | A0061769 |
| 10B / 45 | 10B-2-45PB | A0061770 |
| 10B / 57 | 10B-2-57PB | A0061771 |
| 10B / 76 | 10B-2-76PB | A0061772 |
| 10B / 95 | 10B-2-95PB | A0061774 |
| 10B / 114 | 10B-2-114PB | A0061747 |
| 12B / 9 | 12B-2-09PB | A0061827 |
| 12B / 10 | 12B-2-10PB | A0061828 |
| 12B / 11 | 12B-2-11PB | A0061831 |
| 12B / 12 | 12B-2-12PB | A0061832 |
| 12B / 13 | 12B-2-13PB | A0061833 |
| 12B / 14 | 12B-2-14PB | A0061834 |
| 12B / 15 | 12B-2-15PB | A0061835 |
| 12B / 16 | 12B-2-16PB | A0061836 |
| 12B / 17 | 12B-2-17PB | A0061837 |
| 12B / 18 | 12B-2-18PB | A0061838 |
| 12B / 19 | 12B-2-19PB | A0061839 |
| 12B / 20 | 12B-2-20PB | A0061840 |
| 12B / 21 | 12B-2-21PB | A0061841 |
| 12B / 22 | 12B-2-22PB | A0061842 |
| 12B / 23 | 12B-2-23PB | A0061843 |
| 12B / 24 | 12B-2-24PB | A0061844 |
| 12B / 25 | 12B-2-25PB | A0061845 |
| 12B / 26 | 12B-2-26PB | A0061846 |
| 12B / 27 | 12B-2-27PB | A0061847 |
| 12B / 28 | 12B-2-28PB | A0061848 |
| 12B / 29 | 12B-2-29PB | A0061849 |
| 12B / 30 | 12B-2-30PB | A0061850 |
| 12B / 35 | 12B-2-35PB | A0061851 |
| 12B / 36 | 12B-2-36PB | A0061852 |
| 12B / 38 | 12B-2-38PB | A0061853 |
| 12B / 45 | 12B-2-45PB | A0061854 |
| 12B / 57 | 12B-2-57PB | A0061855 |
| 12B / 76 | 12B-2-76PB | A0061856 |
| 12B / 95 | 12B-2-95PB | A0061857 |
| 12B / 114 | 12B-2-114PB | A0061830 |
| 16B / 9 | 16B-2-09PB | A0061916 |
| 16B / 10 | 16B-2-10PB | A0061917 |
| 16B / 11 | 16B-2-11PB | A0061918 |
| 16B / 12 | 16B-2-12PB | A0061919 |
| 16B / 13 | 16B-2-13PB | A0061920 |
| 16B / 14 | 16B-2-14PB | A0061921 |
| 16B / 15 | 16B-2-15PB | A0061922 |
| 16B / 16 | 16B-2-16PB | A0061923 |
| 16B / 17 | 16B-2-17PB | A0061924 |
| 16B / 18 | 16B-2-18PB | A0061925 |
| 16B / 19 | 16B-2-19PB | A0061926 |
| 16B / 20 | 16B-2-20PB | A0061927 |
| 16B / 21 | 16B-2-21PB | A0061928 |
| 16B / 22 | 16B-2-22PB | A0061929 |
| 16B / 23 | 16B-2-23PB | A0061930 |
| 16B / 24 | 16B-2-24PB | A0061931 |
| 16B / 25 | 16B-2-25PB | A0061932 |
| 16B / 26 | 16B-2-26PB | A0061933 |
| 16B / 27 | 16B-2-27PB | A0061934 |
| 16B / 28 | 16B-2-28PB | A0061935 |
| 16B / 29 | 16B-2-29PB | A0061936 |
| 16B / 30 | 16B-2-30PB | A0061937 |
| 16B / 38 | 16B-2-38PB | A0061938 |
| 16B / 45 | 16B-2-45PB | A0061939 |
| 16B / 57 | 16B-2-57PB | A0061940 |
| 16B / 76 | 16B-2-76PB | A0061941 |
| 20B / 11 | 20B-2-11PB | A0061969 |
| 20B / 12 | 20B-2-12PB | A0061970 |
| 20B / 13 | 20B-2-13PB | A0061971 |
| 20B / 14 | 20B-2-14PB | A0061972 |
| 20B / 15 | 20B-2-15PB | A0061973 |
| 20B / 16 | 20B-2-16PB | A0061974 |
| 20B / 17 | 20B-2-17PB | A0061975 |
| 20B / 18 | 20B-2-18PB | A0061976 |
| 20B / 19 | 20B-2-19PB | A0061977 |
| 20B / 20 | 20B-2-20PB | A0061978 |
| 20B / 21 | 20B-2-21PB | A0061979 |
| 20B / 22 | 20B-2-22PB | A0061980 |
| 20B / 23 | 20B-2-23PB | A0061981 |
| 20B / 24 | 20B-2-24PB | A0061982 |
| 20B / 25 | 20B-2-25PB | A0061983 |
| 20B / 26 | 20B-2-26PB | A0061984 |
| 20B / 27 | 20B-2-27PB | A0061985 |
| 20B / 28 | 20B-2-28PB | A0061986 |
| 20B / 29 | 20B-2-29PB | A0061987 |
| 20B / 30 | 20B-2-30PB | A0061988 |
| 24B / 11 | 24B-2-11PB | A0062011 |
| 24B / 12 | 24B-2-12PB | A0062012 |
| 24B / 13 | 24B-2-13PB | A0062013 |
| 24B / 14 | 24B-2-14PB | A0062014 |
| 24B / 15 | 24B-2-15PB | A0062015 |
| 24B / 16 | 24B-2-16PB | A0062016 |
| 24B / 17 | 24B-2-17PB | A0062017 |
| 24B / 18 | 24B-2-18PB | A0062018 |
| 24B / 19 | 24B-2-19PB | A0062019 |
| 24B / 20 | 24B-2-20PB | A0062020 |
| 24B / 21 | 24B-2-21PB | A0062021 |
| 24B / 22 | 24B-2-22PB | A0062022 |
| 24B / 23 | 24B-2-23PB | A0062023 |
| 24B / 24 | 24B-2-24PB | A0062024 |
| 24B / 25 | 24B-2-25PB | A0062025 |
| 24B / 26 | 24B-2-26PB | A0062026 |
| 24B / 27 | 24B-2-27PB | A0062027 |
| 24B / 28 | 24B-2-28PB | A0062028 |
| 24B / 29 | 24B-2-29PB | A0062029 |
| 24B / 30 | 24B-2-30PB | A0062030 |
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BS Pilot Bore Sprocket, Duplex, Steel, 06B to 24B: 20B / 25
SKU: A0061983 | Model: 20B-2-25PB
BS 20B duplex pilot bore sprocket, steel, 25 teeth, 1-1/4" pitch, 253.32mm pitch diameter, 268.4mm outside diameter, 30mm pilot bore.
