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Worm W (W1SR1-L)

Worm W W1SR1-L

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  • W1.5SR1-B
  • W1.5SR1-B
  • W80SR1-L
  • W80SR1-L
  • Volume Discount

Worm gear with curved tooth tip corners and mirror-finished tooth surface by precision rolling finish to prevent damage to the worm wheel teeth.
[Features]
· Gears with module 0.5 to 3 have precision rolling finish, SUS304 and S45C with excellent corrosion resistance.
· Modules are 0.5/0.8/1/1.5/2/2.5/3
· The surface of the threaded side has improved hardness by work-hardening, and the fiber structure of the metal is not cut off, resulting in excellent mechanical properties.
Normal module. To be used in combination with a worm.
[Applications]
· Ideal for power transmission, drive, and conveyance parts of equipment.
· Used when deceleration is required

(i)Caution

  • The product images are representative only. Specifications may vary by part number, including shape and color.
  • Delivery dates are unstable due to difficulties in obtaining materials and components. There is no estimated date for the next restock of items that are currently unavailable for order.
  • The worm and worm wheel should be used in the same module, in the same direction of twist, and with the same number of teeth.

PDF

Japanese Only

Part Number

Configured Part Number is shown.

W1SR1-L

Notice

The worm wheel is sold separately. (Here)

Drawing

Worm Gear SUS304

SUS304 module 0.5

B type drawing

Shape B

 

SUS304 module 0.8

B type drawing

Shape B

L type drawing

L type

SUS304 module 1

B type drawing

Shape B

Worm Gear S45C

S45C module 0.8

B type drawing

Shape B

L type drawing

L type

S45C module 1

L type drawing

L type

A type drawing

Shape A

B type drawing

Shape B

S45C module 1.25

B type drawing

Shape B

 

S45C module 1.5

B type drawing

Shape B

C type drawing

C type

S45C module 2

B type drawing

Shape B

C type drawing

C type

S45C module 2.5

B type drawing

Shape B

C type drawing

C type

S45C module 3

B type drawing

Shape B

C type drawing

C type

S45C module 4

B type drawing

Shape B


S45C module 5

B type drawing

Shape B

Specifications Table

Worm Gear SUS304 Dimensions

SUS304 module 0.5 dimensions

Unit: mm
Part numberHelix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
ShapeTooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
lh
full length

l
Advance Angle

γ
Weight

W (g)
W50SUR1+BR1⌀9⌀10B13⌀3⌀7.65183° 11′7.3

[+] has a set screw. (Material is not stainless steel.)


SUS304 module 0.8 dimensions

Unit: mm
Part numberHelix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
ShapeTooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
full length

l
Advance Angle

γ
Weight

W (g)
lhLlhR
W80SR1+BR1⌀10.4⌀12B14⌀5⌀10.3-6264° 24′18
W80SR1-LR1⌀10.4⌀12L20-⌀8 (h9)2040804° 24′40
  • * SUS304 products do not come with a set screw.
 

SUS304 module 1 dimensions

Unit: mm
Part numberHelix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
ShapeTooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
lh
full length

l
Advance Angle

γ
Weight

W (g)
W1SUR1+BR1⌀16⌀18B15.5⌀6⌀15.857323° 35′42
W1SUR2+BR2⌀16⌀18B15⌀6⌀15.857327° 11ʼ42
  • * SUS304 products do not come with a set screw.
 

SUS304 module 1.5 dimensions

Unit: mm
Part numberHelix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
ShapeTooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
lh
full length

l
Advance Angle

γ
Weight

W (g)
W1.5SUR1-BR1⌀25⌀28B30⌀10⌀2013433° 26ʼ120
W1.5SUR2-BR2⌀25⌀28B30⌀10⌀2013436° 54ʼ120

Worm Gear S45C Dimensions

S45C module 0.8 dimensions

Unit: mm
Part numberHelix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
Shape
 
Tooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
full length

l
Advance Angle

γ
Weight

W (g)
lhLlhR
W80SR1+BR1⌀10.4⌀12B14⌀5⌀10.3-6264° 24′18
W80SR1-LR1⌀10.4⌀12L20-⌀8 (h9)2040804° 24′40

[+] has a set screw.

 

S45C module 1 dimensions

Unit: mm
Part number
 
Helix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
ShapeTooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
full length

l
Key groove

b2 × t2
Advance Angle

γ
Weight

W (g)
lhLlhR
W1SR1 = AR1⌀16⌀18A25⌀8---253 x 1.43° 35′28.0
W1SR1+BR1⌀16⌀18B17⌀6⌀15.85-732-3° 35′42.0
W1SR1+B-8R1⌀16⌀18B17⌀8⌀15.85-732-3° 35′42.0
W1SR1-LR1⌀16⌀18L25-⌀13 (h8)2550100-3° 35′120.0
W1SR2=AR2⌀16⌀18A25⌀8---253 x 1.47° 11ʼ28.0
W1SR2+BR2⌀16⌀18B16.5⌀6⌀15.85-732-7° 11ʼ42.0
W1SR2+B-8R2⌀16⌀18B16.5⌀8⌀15.85-732-7° 11ʼ42.0
W1SR2-LR2⌀16⌀18L25-⌀13 (h8)2550100-7° 11ʼ120.0
W1SL1=AL1⌀16⌀18A25⌀8---253 x 1.43° 35′28.0
W1SL1+BL1⌀16⌀18B17⌀6⌀15.85-732-3° 35′42.0
W1SL1-LL1⌀16⌀18L25-⌀13 (h8)2550100-3° 35′120.0
W1SL2=AL2⌀16⌀18A25⌀8---253 x 1.47° 11ʼ28.0
W1SL2+BL2⌀16⌀18B16.5⌀6⌀15.85-732-7° 11ʼ42.0
W1SL2-LL2⌀16⌀18L25-⌀13 (h8)2550100-7° 11ʼ120.0

[=] has a key material.
[+] has a set screw.

 

S45C module 1.25 dimensions

Unit: mm
Part numberHelix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
ShapeTooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter

dh
Hub
length

lh
full length

l
Advance Angle

γ
Weight

W (g)
W1.25SR1-BR1⌀20⌀22.5B25⌀8⌀16.812373° 35′65.2
 

S45C module 1.5 dimensions

Unit: mm
Part number
 
Helix
Direction
Number of teeth

z
Reference circle
diameter

d
Outside circle
diameter
da
Shape
 
Tooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter

dh
Hub
length
full length

l
Key groove

b2 × t2
Advance Angle

γ
Weight

W (g)
lhLlhR
W1.5SR1-BR1⌀25⌀28B30⌀10⌀20-1343-3° 26ʼ0.12
W1.5SR1-CFR1⌀25⌀28C35⌀12⌀20101055-3° 26ʼ0.14
W1.5SR1=CR1⌀25⌀28C35⌀12⌀201010554 x 1.83° 26ʼ0.13
W1.5SR2-BR2⌀25⌀28B30⌀10⌀20-1343-6° 54ʼ0.12
W1.5SR2-CFR2⌀25⌀28C35⌀12⌀20101055-6° 54ʼ0.14
W1.5SR2=CR2⌀25⌀28C35⌀12⌀201010554 x 1.86° 54ʼ0.13
W1.5SL1-BL1⌀25⌀28B30⌀10⌀20-1343-3° 26ʼ0.12
W1.5SL1=CL1⌀25⌀28C35⌀12⌀201010554 x 1.83° 26ʼ0.13
W1.5SL2-BL2⌀25⌀28B30⌀10⌀20-1343-6° 54ʼ0.12
W1.5SL2=CL2⌀25⌀28C35⌀12⌀201010554 x 1.86° 54ʼ0.13

[=] has a key material.

 

S45C module 2 dimensions

Unit: mm
Part number
 
Helix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
Shape
 
Tooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
full length

l
Key groove

b2 × t2
Advance Angle

γ
Weight

W (g)
lhLlhR
W2SR1-BR1⌀31⌀35B35⌀12⌀25-1550-3° 42′0.22
W2SR1-CFR1⌀31⌀35C41⌀14⌀25121265-3° 42′0.25
W2SR1=CR1⌀31⌀35C41⌀14⌀251212655 x 2.33° 42′0.24
W2SR2-BR2⌀31⌀35B35⌀12⌀25-1550-7° 25′0.22
W2SR2-CFR2⌀31⌀35C41⌀14⌀25121265-7° 25′0.25
W2SR2=CR2⌀31⌀35C41⌀14⌀251212655 x 2.37° 25′0.24
W2SL1-BL1⌀31⌀35B35⌀12⌀25-1550-3° 42′0.22
W2SL1=CL1⌀31⌀35C41⌀14⌀251212655 x 2.33° 42′0.24
W2SL2-BL2⌀31⌀35B35⌀12⌀25-1550-7° 25′0.22
W2SL2=CL2⌀31⌀35C41⌀14⌀251212655 x 2.37° 25′0.24

[=] has a key material.

 

S45C module 2.5 dimensions

Unit: mm
Part number
 
Helix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter

da
Shape
 
Tooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
full length

l
Key groove

b2 × t2
Advance Angle

γ
Weight

W (g)
lhLlhR
W2.5SR1-BR1⌀37⌀42B42⌀14⌀30-1860-3° 52ʼ0.37
W2.5SR1-CFR1⌀37⌀42C47⌀16⌀30141475-3° 52ʼ0.42
W2.5SR1=CR1⌀37⌀42C47⌀16⌀301414755 x 2.33° 52ʼ0.41
W2.5SR2-BR2⌀37⌀42B42⌀14⌀30-1860-7° 46′0.37
W2.5SR2-CFR2⌀37⌀42C47⌀16⌀30141475-7° 46′0.42
W2.5SR2=CR2⌀37⌀42C47⌀16⌀301414755 x 2.37° 46′0.41
W2.5SL1-BL1⌀37⌀42B42⌀14⌀30-1860-3° 52ʼ0.37
W2.5SL1=CL1⌀37⌀42C47⌀16⌀301414755 x 2.33° 52ʼ0.41

[=] has a key material.

 

S45C module 3 dimensions

Unit: mm
Part numberHelix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
ShapeTooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
full length

l
Key groove

b2 × t2
Advance Angle

γ
Weight

W (g)
lhLlhR
W3SR1-BR1⌀44⌀50B50⌀16⌀36-2070-3° 55′0.62
W3SR1-CFR1⌀44⌀50C55⌀20⌀36151585-3° 55′0.67
W3SR1=CR1⌀44⌀50C55⌀20⌀361515856 x 2.83° 55′0.66
W3SR2-BR2⌀44⌀50B50⌀16⌀36-2070-7° 50ʼ0.62
W3SR2-CFR2⌀44⌀50C55⌀20⌀36151585-7° 50ʼ0.67
W3SR2=CR2⌀44⌀50C55⌀20⌀361515856 x 2.87° 50ʼ0.66
W3SL1-BL1⌀44⌀50B50⌀16⌀36-2070-3° 55′0.62
W3SL1=CL1⌀44⌀50C55⌀20⌀361515856 x 2.83° 55′0.66

[=] has a key material.

 

S45C module 4 dimensions

Unit: mm
Part number
 
Helix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
ShapeTooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
lh
full length

l
Advance Angle

γ
Weight

W (g)
W4SR1-BR1⌀62⌀70B70⌀22⌀5025953° 42′1.69
W4SR2-BR2⌀62⌀70B70⌀22⌀5025957° 25′1.69
 

S45C module 5 dimensions

Unit: mm
Part number
 
Helix
Direction
Number of teeth

z
Reference circle
diameter
d
Outside circle
diameter
da
Shape
 
Tooth Width

b
Hole diameter

dd (H8)
Hub
outer diameter
dh
Hub
length
full length

l
Advance Angle

γ
Weight

W (g)
lhLlhR
W5SR1-BR1⌀72⌀82B90⌀25⌀585301253° 58ʼ3.00
W5SR2-BR2⌀72⌀82B90⌀25⌀585301257° 59ʼ3.00
Part Number
W1SR1-L
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSModule Material The Number of Teeth
(Teeth)
Twisting Direction Tooth Width
(mm)
Outer Diameter, Hub Outside Diameter
(mm)
Number of Starts Hole diameter Shape Hole finish Pilot Hole Product, Completed Product Shaft hole finished Hole Diameter Tolerance

MYR 84.76

5 Piece(s)Available 7 Day(s) or more 101S45C-Right25131-LH8Pilot Hole ProductRound hole-

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Please check the type/dimensions/specifications of the part W1SR1-L in the Worm W series.

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Twisting Direction Tooth Width
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Outer Diameter, Hub Outside Diameter
(mm)
Number of Starts Hole diameter Shape Hole finish Pilot Hole Product, Completed Product Shaft hole finished Hole Diameter Tolerance

MYR 49.81

1 Piece(s)Available 4 Day(s) or more 101.5S45C-Right3020210BH8Pilot Hole ProductRound hole-

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