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Flat Spring Washer - JIS B 1251, Type 1 Screws, Heavy Load (Part Numbers)

Flat Spring Washer - JIS B 1251, Type 1 Screws, Heavy Load
  • Volume Discount

This part has spring counter-force comparable to tightening axial force of bolts and prevents thread loosening caused by vibration and shock. It is possible to obtain a stable tightening axial force without causing fatigue to the tightening material due to the low pressure applied to the bearing surface.

Part Number

Configured Part Number is shown.

Part Number
WDSJIS1-ST3W-M12
WDSJIS1-ST-M6
WDSJIS1-ST-M8
WDSJIS1-ST-M10
WDSJIS1-ST-M12
WDSJIS1-ST-M14
WDSJIS1-ST-M16
WDSJIS1-ST-M18
WDSJIS1-ST-M20
WDSJIS1-ST-M22
WDSJIS1-STC-M16
WDSJIS1-STN-M6
WDSJIS1-STN-M8
WDSJIS1-STN-M10
WDSJIS1-STN-M12
WDSJIS1-STN-M14
WDSJIS1-STN-M16
Part NumberMinimum order quantityVolume DiscountDays to Ship RoHSSurface Treatment I.D. d
(mm)
Thread Nominal (M) Thickness T
(mm)
Surface Treatment (Details) O.D. D
(mm)
1 Piece(s)Available

9 Days or more

10[Trivalent Chromate] Trivalent Chromate13122.5[Trivalent Chromate] Trivalent White24
1 Piece(s)Available

9 Days or more

10[Not Provided] Fabric6.461.2[Not Provided] Fabric12.5
1 Piece(s)Available

8 Days or more

10[Not Provided] Fabric8.481.8[Not Provided] Fabric17
1 Piece(s)Available

8 Days or more

10[Not Provided] Fabric10.5102.2[Not Provided] Fabric21
1 Piece(s)Available

9 Days or more

10[Not Provided] Fabric13122.5[Not Provided] Fabric24
1 Piece(s)Available

8 Days or more

10[Not Provided] Fabric15143[Not Provided] Fabric28
1 Piece(s)Available

9 Days or more

10[Not Provided] Fabric17163.5[Not Provided] Fabric30
1 Piece(s)Available

9 Days or more

10[Not Provided] Fabric19184[Not Provided] Fabric34
1 Piece(s)Available

9 Days or more

10[Not Provided] Fabric21204.5[Not Provided] Fabric37
1 Piece(s)Available

9 Days or more

10[Not Provided] Fabric23225[Not Provided] Fabric39
1 Piece(s)Available

8 Days or more

-[Chromate Plating] Chromate Plating17163.5[Chromate Plating] Chromate Plating30
1 Piece(s)Available

9 Days or more

10Nickel Plating6.461.2[Nickel Plating] Nickel Plating12.5
1 Piece(s)Available

9 Days or more

10Nickel Plating8.481.8[Nickel Plating] Nickel Plating17
1 Piece(s)Available

9 Days or more

10Nickel Plating10.5102.2[Nickel Plating] Nickel Plating21
1 Piece(s)Available

9 Days or more

10Nickel Plating13122.5[Nickel Plating] Nickel Plating24
1 Piece(s)Available

9 Days or more

10Nickel Plating15143[Nickel Plating] Nickel Plating28
1 Piece(s)Available

9 Days or more

10Nickel Plating17163.5[Nickel Plating] Nickel Plating30

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Basic Information

Types (Applications) Spring Washer Type Spring Washer Material Steel
Sales Unit Low Quantity Available beginning with 1 pc. Material: Steel S50C to S65C Type, Spring Washers Disc Spring Washers

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