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SSAG Ground Spur Gear (SSAG4-20J20)

SSAG Ground Spur Gear SSAG4-20J20

This is a lightweight solid shape spur gear obtained by cutting the boss part of an SSG ground spur gear.

PDF

Japanese Only

Part Number

Configured Part Number is shown.

SSAG4-20J20

Drawing

SSAG tooth grind spur gear drawing

Shape: S5

Product Specifications

Product Specifications

  • Accuracy class: JIS N7 class (JIS B 1702-1:1998) *
  • Tooth profile: Full depth tooth
  • Pressure angle: 20°
  • Materials: S45C
  • Heat treatment: Induction hardening on tooth surface
  • Tooth surface hardness: 50 to 60HRC
  • Surface Treatment: Black oxide coating except tooth

* The J series is "equivalent" to the stated accuracy class.

Keyway

  • The keyway adopts the normal type (Js9) of JIS B 1301.
  • Holes and keyways are not re-treated with black oxide coating after machining.
Hole diameter (H7)Keyway (Js9)
83 × 1.4
104 × 1.8
12
145 × 2.3
15
16
17
Hole diameter (H7)Keyway (Js9)
186 × 2.8
19
20
22
258 × 3.3
28
30
3210 × 3.3
35
Hole diameter (H7)Keyway (Js9)
4012 × 3.3
4514 × 3.8
50
5516 × 4.3
6018 × 4.4
65
7020 × 4.9
75
8022 × 5.4

Product Specifications

SSAG tooth grind spur gear specifications 1
SSAG tooth grind spur gear specifications 2
SSAG tooth grind spur gear specifications 3

[Precautions Related to Product Characteristics]

  • Allowable torque shown is a reference value calculated under arbitrary use conditions.
  • The stated backlash is the backlash in the normal direction and assumes that parts from the same dies are assembled under the theoretical values.

Cautions/prohibitions

Precautions for alteration

  • Please pay attention to safety when altering products.
  • The tooth surface is treated with induction hardening, therefore, the areas of tooth and tooth base (approx. 2 to 3 mm) cannot be altered.
  • The reference plane is set at the time of gear grinding. Use the opposite side of engraved letters as a reference plane for alteration.
Part Number
SSAG4-20J20
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSHole diameter, Shaft diameter
(Ø)
Number of Teeth
(Teeth)
Module Tooth Width
(mm)
Shaft Bore Config. Keyway (width × depth)
(mm)

SGD 142.62

1 Piece(s) 10 Day(s) -2020440Keyway6X2.8

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Basic Information

Gear Shape Shape A Material Steel Surface Treatment Black Dyed Other Than the Tooth Portion
Heat Treatment Induction Hardened Tooth Surface Ground Tooth Grounding Bearing No
Backlash Presence Shaft Bore Tolerance H7 Accuracy Grade(Old JIS) N7
Material (Details) S45C

Please check the type/dimensions/specifications of the part SSAG4-20J20 in the SSAG Ground Spur Gear series.

Similar Part Numbers

Part Number
SSAG1-30
SSAG1-30J10
SSAG1-30J12
SSAG4-20J22
SSAG4-20J25
SSAG4-20J28
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSHole diameter, Shaft diameter
(Ø)
Number of Teeth
(Teeth)
Module Tooth Width
(mm)
Shaft Bore Config. Keyway (width × depth)
(mm)

SGD 49.05

1 Piece(s) 10 Day(s) 10830110Round holeNo

SGD 77.34

1 Piece(s) 10 Day(s) -1030110Keyway4X1.8

SGD 77.32

1 Piece(s) 10 Day(s) -1230110Keyway4X1.8

SGD 163.12

1 Piece(s) 10 Day(s) -2220440Keyway6X2.8

SGD 162.77

1 Piece(s) 10 Day(s) -2520440Keyway8X3.3

SGD 162.37

1 Piece(s) 10 Day(s) -2820440Keyway8X3.3

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