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Sprockets-40B Series

Sprockets-40B Series
  • On Sale Till 31/03/2025
  • Volume Discount

MISUMI

MISUMI

In addition to the shaft hole machined type, we also offer shaft hole rough machined products (S specification) that allow for free additional machining.

(i)Caution

  • Please check the content on our website as the PDF does not contain the most up-to-date information.

PDFP.1-1539-2014

Part Number

Configured Part Number is shown.

SP40B
Sprockets/40B Series:Related Image

[ ! ]Offset between tooth tip and keyway is ±0.5mm.

BSP40B
Sprockets/40B Series:Related Image

[ ! ]Offset between tooth tip and keyway is ±0.5mm.

SSP40B
Sprockets/40B Series:Related Image

[ ! ]Offset between tooth tip and keyway is ±0.5mm.
 
Type[ M ]Material[ S ] Surface Treatmen
SP40BS45C Equivalent
(Spurs are Induction Hardened)		－
BSP40BS45C Equivalent
(Spurs are Induction Hardened)		Black Oxide
SSP40BSUS304 Equivalent－
[ A ] Accessory: Set Screw
(Only for shaft bore specificationsⓃ)
Part Number−Shaft Bore Specs−Shaft Bore Dia.
SP40B16−N−10
BSP40B16−N−10
SSP40B17−S−11

■Compatible Chain Selection Method >> P.1578
Technical Data of Mechanical Transmission Chain >> P.2243
Part NumberShaft Bore Specs.Shaft Bore Specs.(D)DpDoHGDLℓXZMass
(g)
Type  Number of TeethS SpecificationN Specification(H7)
NominalHub
Type
SP40B9S

N		9 10K1214              37.134228232257.25.2110
109 10K1214151617           41.1463227140
1110 10K1214151617181920        45.08513631190
1210 10K121415161718192022       49.07554035220
1312  121415161718192022       53.075937−6−230
1412  1214151617181920222425     57.076342280
1512  12141516171819202224252830   61.086746340
1613   14151617181920222425283032  65.17150400
1713   1415161718192022242528303235 69.127654460
1813   1415161718192022242528303235 73.148057510
1914   14151617181920222425283032354077.168462590
2014   14151617181920222425283032354081.188867257760
2114   14151617181920222425283032354085.219271850
2214   14151617181920222425283032354089.249675950
2314   14151617181920222425283032354093.27100771000
2414   14151617181920222425283032354097.310463840
2514   14  171819202224252830323540101.33108880
2614       1819202224252830323540105.36112920
2814         202224252830323540113.431201000
3014         202224252830323540121.51281100
3214         202224252830323540129.571376828101300
3414         202224252830323540137.64145
3514         202224252830323540141.681491400
3616         202224252830323540145.721531500
3816           24252830323540153.791611600
4016            252830323540161.871691700

■Compatible Chain Selection Method >> P.1578
Technical Data of Mechanical Transmission Chain >> P.2243
Part NumberShaft Bore Specs.Shaft Bore Specs.(D)DpDoHGDLℓXZMass
(g)
Type  Number of TeethS SpecificationN Specification(H7)
NominalHub
Type
BSP40B9N− 10K1214              37.134228232257.25.2110
10 10K1214151617           41.1463227140
11 10K1214151617181920        45.08513631190
12 10K121415161718192022       49.07554035220
13  121415161718192022       53.075937−6−230
14  1214151617181920222425     57.076342280
15  12141516171819202224252830   61.086746340
16   14151617181920222425283032  65.17150400
17   1415161718192022242528303235 69.127654460
18   1415161718192022242528303235 73.148057510
19   14151617181920222425283032354077.168462590
20   14151617181920222425283032354081.188867257760
21   14151617181920222425283032354085.219271850
22   14151617181920222425283032354089.249675950
23   14151617181920222425283032354093.27100771000
24   14151617181920222425283032354097.310463840
25   14  171819202224252830323540101.33108880
26       1819202224252830323540105.36112920
28         202224252830323540113.431201000
30         202224252830323540121.51281100
32         202224252830323540129.571376828101300
34         202224252830323540137.64145
35         202224252830323540141.681491400
36         202224252830323540145.721531500
38           24252830323540153.791611600
40            252830323540161.871691700

■Compatible Chain Selection Method >> P.1578
Technical Data of Mechanical Transmission Chain >> P.2243
Part NumberShaft Bore Specs.Shaft Bore Specs.(D)DpDoHGDLℓXZMass
(g)
Type  Number of TeethS SpecificationN Specification(H7)
NominalHub
Type
SSP40B10S

N		9 121516        41.1463227
22		57.25.2140
1110  151618 20     45.08513631190
1210  151618 20     49.07554035220
1312  151618 20     53.075937−
6		−230
1412  1516181920222425  57.076342280
1512  151618192022242528 61.086746340
1613  1516181920222425283065.17150400
1713  1516181920222425283069.127654460
1813  1516181920222425283073.148057510
1914  1516181920222425283077.168462590
2014  1516181920222425283081.188867
25
7		760
2114    18 20222425283085.219271850
2214    18 20222425283089.249675950
2314    18 20222425283093.27100771000
2414    18 20222425283097.310463840
2514    18 202224252830101.33108880
2614      2022 25 30105.36112920
2814      2022 25 30113.431201000
3014      2022 25 30121.51281100
3214      2022 25 30129.571376828101300
3514      2022 25 30141.681491400
3616      2022 25 30145.721531500
4016      2022 25 30161.871691700
 
■SP/SSP Shaft Bore Machining Dimensions Table
Shaft Bore Dia.
D		Keyway
b2 x t2		Set Screw
M
103x1.44
10K4x1.84
124x1.85
14~175x2.36
18~226x2.86
24~308x3.38
32~3810x3.38
40, 4212x3.38
45, 5014x3.810
■BSP Shaft Bore Machining Dimensions Table
Shaft Bore Dia.KeywaySet Screw
Db2×t2M
103×1.44
10K, 124×1.85
14～175×2.36
18～226×2.86
24～308×3.38
32～3810×3.38
40, 4212×3.38
45, 5014×3.810

[ ! ]Shaft Bore Sizes are different for the following products.
CombinationSet Screw
M
Nominal35, Number of Teeth17, Shaft Dia.256
Nominal40, Number of Teeth14, Shaft Dia.256
Nominal40, Number of Teeth15, Shaft Dia.306
Nominal50, Number of Teeth11~13, Shaft Dia.24 or more6

Part Number 

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  1. 1
Part Number
BSP40B9-N-10K
BSP40B9-N-10K
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSNumber of Teeth
(T) 		Shaft Bore Dia. D (or d)
(mm) 		Material Type Shaft Type Surface Treatment Bore Specification Keyway b2 x t2

SGD 15.33

1 Piece(s)Available 8 Day(s) or more -910K[Steel] S45C (Induction Hardened Teeth Tip)Shaft Bore Machined TypeShaft Bore Machining ConfigurableBlack OxideN (New JIS Key + Tap)4 x 1.8

-

1 Piece(s) 8 Day(s) or more 10912 ～ 14[Steel] S45C (Induction Hardened Teeth Tip)Shaft Bore Machined TypeShaft Bore Machining ConfigurableBlack OxideN (New JIS Key + Tap)-

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  1. 1
 

Basic Information

Sprocket Shape Shape B Nominal 40 Number of Strands Single Strand
Chain Type RS

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Specification/Dimensions

  • Shaft Bore Dia. D (or d)(mm)

    • 10K
    • 12
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    • 22
    • 24
    • 25
    • 28
    • 30
    • 32
    • 35
    • 40

    Clear

  • type

    • BSP40B
    • SP40B
    • SSP40B

    Clear

  • Number of Teeth(T)

    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    • 21
    • 22
    • 23
    • 24
    • 25
    • 26
    • 28
    • 30
    • 32
    • 34
    • 35
    • 36
    • 38
    • 40

    Clear

  • Material

    • Steel
      • S45C (Induction Hardened Teeth Tip)
    • Stainless Steel
      • SUS304 Equivalent

    Clear

  • Type

    • Pilot Bore Type
    • Shaft Bore Machined Type

    Clear

  • Shaft Type

    • Standard Pilot Bore
    • Shaft Bore Machining Configurable

    Clear

  • Surface Treatment

    • Not Provided
    • Black Oxide

    Clear

  • Bore Specification

    • N (New JIS Key + Tap)
    • S (Pilot Bore)

    Clear

  • CAD

    • 2D
    • 3D

    Clear

Days to Ship

    • All
    • Same day
    • 4 Day(s) or Less
    • 6 Day(s) or Less
    • 8 Day(s) or Less

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