Lakehurstpt
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Welcome to the Specialist Supplier & Manufacturer to the Power Transmission Drives Industry
Copyright remains the property of Lakehurst Limited
British Standard Simplex, Duplex and Triplex Taper Bored Sprockets
For B.S Std. Roller Chains to BS228-DIN8187-ISO606R.


















































































ISO

Chain

Ref

Simplex

Tooth Sizes

Steel

Simplex

Tooth Sizes

Cast Iron

Duplex

Tooth Sizes

Steel

Duplex

Tooth Sizes

Cast Iron

Triplex

Tooth Sizes

Steel

Triplex

Tooth Sizes

Cast Iron

06B

3/8"

16 to 50inc.

57-60-76-95

114

38-45-57

76-95-114

16 to 50inc.

57-60-64-76

95-114

38-45-57

76-95-114

17 to 38inc.

45-49-50-57

95

38-45-57

76-95-114

08B

1/2"

14 t0 50inc.

52-54-57-60

64-76-95-114
38-45-57
76-95-114

15 to 50inc.

57-60-64-75

95-114

38-45-57

76-95-114

15 to 42inc.

45-46-48-50

57-76

38-45-57

76-95-114

10B

5/8"

13 to 51

inc.54-57

60-76-95-114

38-45-57

76-95-114

15 to 50

inc.57-65

76-95-114

38-45-57

76-95-114

15 to 42

inc.45-46

50-57

38-45-57

76-95-114

12B

3/4"

13 to 40inc.


45-5776-95-114

38-45-57

76-95-114

15 to 50

inc. 55-57

60-62-76-95

38-45-57

76-95-114

15 to 42

inc.45-50

57-76

38-45-57

76-95-114

16B

1"

13 to 50inc.

57-60-76-95

114

38-45-57

76-95-114

15 to 40inc.

42-44-45-46

48-50-57-76

95-114

38-45-57

76-95-114

15 to 40

inc.42-44-45

46-48-50-57

76-95

38-45-57

76-95-114

20B

1-1/4"

11 to 30inc.

33-38-40-45

48-57-76-95

114

38-45-57

76-95-114

13 to 30

inc.32-35

38-45-57

76-95-114

38-45-57

76-95-114

13-to 28

inc.30-45

57

38-45-57


76-95-114

24B

1-1/2"

13 to 30

inc.33-38-42

45-57-76

38-45-57

76-95-114

13 to 20

inc.38-45

57-76

38-45-57

76-95-114

13 to 28

inc.30-38

45-57-76

38-45-57

76-95-114

28B

1-3/4"

13 to 28 inc.

30-38-45-76
38-45-57
76-95-114

13 to 28 inc.

30

38-45-57

76-95-114

13 to 21 inc.

23-25-30

38-45-57

76-95-114 

32B

2"

13 to 30 inc.

38-45-50-57-76

38-45-57

76-95-114

13 to 28 inc.

30

38-45-57

76-95-114

13-to 28 inc.

30-38-45-76

38-45-57

76-95-114
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This Range of Taper Bored Sprockets has been extended far beyond any Competitors ranges of 3/8" to 1" pitch.
As it now includes:
-Even Tooth sizes up to 40 teeth, & in between tooth sizes up to and including 114 tooth both in Cast Iron & Steel?
(including sizes not available else where?)
- Larger Pitch Sizes up to & including 2"
- Some with alternative Bush Sizes?
-> B.S. Simplex Reverse Taper bush Type
-> B.S Simplex Taper Bush Type with Induction Harden Teeth
-> B.S. Simplex Sprockets Pilot Bore
-> B.S. Duplex Sprockets Pilot Bore
-> B.S. Triplex Sprockets Pilot Bore
-> B.S. Simplex Sprockets Shaft Ready with Metric Bore Sizes
-> B.S. Simplex Sprockets Pilot Bore with Induction Harden Teeth
Material- Carbon Steel C45 E Uni En 10083-1 Cast Iron min- EN-GJL-200 Uni En1561
Information Bar -
Beside the Simplex Pilot Bore & Taper Bored and the Metric Shaft Ready range, which already have Harden teeth the company can FLAME Harden or INDUCTION Harden any of the Standard Steel Stock range of Plate Wheels or Sprockets including Duplex & Triplex?
Heat Treatments:
Plating Service:
Tips:
Need a bigger bore size than the maximum the bush will take? You could consider one of the following;-
1- Simplex- Shaft Ready Range(Some sizes have increased Bore range)?
2- Stock Pilot Bore Sprocket (Can generally be bored & Keywayed for a larger shaft)?
3- Stock Pilot Bore Sprocket with a Clamping or Friction bush)?
4- Some Pitch & Tooth Size are available to suit an increased Bush Size?
-> Taper Bushes (Taper Lock*)
The Company also provides a full range of Add on Plating Finishes:
ZINC (Clear or Yellow)
NICKEL -CHEMICAL BLACK -PHOSIPHATE.
-> Beside the Reworking Service the company offers a Full Manufacturing Service that caters for:-
1- Any requirement outside the stock range!
2- Customers own drawing requirement.
3- When a stock sprocket is not suitable?
See our manufacturing Capacity
To Compliment this range, the company also provides two other alternative ranges:
-Reverse Taper Bushed (Bush fits in from the teeth side)
-Simplex Taper Bushed with Induction Harden teeth.
Beside the Simplex Induction Harden range, the company also offer a Flame or Induction Hardening Service to any STEEL sprocket listed here?
This New feature is there to provide useful links to other pages, further information and Tips you may find of interest?
lakehurstpt_2018032002.jpg
Links to Related Products.
-> Alternative option to a Taper Bush is using a Shaft Locking Bushes (Clamping)