Flat Spring Washer, for JIS B 1251 Type 1 Screws / for Heavy Loads【1-10,000 Pieces Per Package】

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Has a spring counter-force comparable to tightening axial force of bolts, preventing thread loosening caused by vibration and shock. It is possible to obtain a stable tightening axial force without fatiguing the tightening material due to the low pressure applied to the bearing surface.

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Part Numbers

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Part Number
WDS1L-ST3W-M3
WDS1L-ST3W-M4
WDS1L-ST3W-M5
WDS1L-ST3W-M6
WDS1L-ST3W-M8
WDS1L-ST3W-M12
WDS1L-ST3W-M16
WDS1L-ST3W-M20
WDS1L-ST-M3
WDS1L-ST-M4
WDS1L-ST-M5
WDS1L-ST-M6
WDS1L-ST-M8
WDS1L-ST-M10
WDS1L-ST-M12
WDS1L-ST-M14
WDS1L-ST-M16
WDS1L-ST-M18
WDS1L-ST-M20
WDS1L-ST-M22
WDS1L-ST-M24
WDS1L-ST-M27
WDS1L-ST-M30
WDS1L-STN-M3
WDS1L-STN-M4
WDS1L-STN-M5
WDS1L-STN-M6
WDS1L-STN-M8
WDS1L-STN-M10
WDS1L-STN-M12
WDS1L-STN-M14
WDS1L-STN-M16
WDS1L-SUS-M3
WDS1L-SUS-M4
WDS1L-SUS-M5
WDS1L-SUS-M6
WDS1L-SUS-M8
WDS1L-SUS-M10
WDS1L-SUS-M12

Standard Unit Price	Number of pc(s). included in pkg.	Minimum order quantity	Volume Discount	Standard Shipping Days ?	RoHS	Material	Surface Treatment	I.D. d (mm)	Screw Nominal (M)	Thickness T (mm)	Sales Unit	Material: Steel	Material: Stainless Steel	Surface Treatment (Detailed)
1.74 €		1	Available	6 Days	10	[Steel] Steel	Trivalent Chromate	3.2	3	0.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Trivalent Chromate] Trivalent White
1.67 €		1	Available	7 Days	10	[Steel] Steel	Trivalent Chromate	4.3	4	0.7	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Trivalent Chromate] Trivalent White
1.69 €		1	Available	7 Days	10	[Steel] Steel	Trivalent Chromate	5.3	5	0.8	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Trivalent Chromate] Trivalent White
1.73 €		1	Available	7 Days	10	[Steel] Steel	Trivalent Chromate	6.4	6	1	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Trivalent Chromate] Trivalent White
1.82 €		1	Available	7 Days	10	[Steel] Steel	Trivalent Chromate	8.4	8	1.4	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Trivalent Chromate] Trivalent White
0.90 €		1	Available	7 Days	10	[Steel] Steel	Trivalent Chromate	13	12	2.2	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Trivalent Chromate] Trivalent White
1.60 €		1	Available	6 Days	10	[Steel] Steel	Trivalent Chromate	17	16	2.8	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Trivalent Chromate] Trivalent White
3.14 €		1	Available	7 Days	10	[Steel] Steel	Trivalent Chromate	21	20	3.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Trivalent Chromate] Trivalent White
1.63 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	3.2	3	0.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
1.63 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	4.3	4	0.7	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
1.63 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	5.3	5	0.8	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
1.67 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	6.4	6	1	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
1.73 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	8.4	8	1.4	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
1.96 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	10.5	10	1.8	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
0.53 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	13	12	2.2	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
0.73 €		1	Available	6 Days	10	[Steel] Steel	[Not Provided] Fabric	15	14	2.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
0.86 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	17	16	2.8	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
1.56 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	19	18	3	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
2.40 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	21	20	3.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
2.12 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	23	22	3.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
3.21 €		1	Available	6 Days	10	[Steel] Steel	[Not Provided] Fabric	25	24	4	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
4.26 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	28	27	4.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
5.51 €		1	Available	7 Days	10	[Steel] Steel	[Not Provided] Fabric	31	30	5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Not Provided] Fabric
1.65 €		1	Available	7 Days	10	[Steel] Steel	Nickel Plating	3.2	3	0.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
1.67 €		1	Available	7 Days	10	[Steel] Steel	Nickel Plating	4.3	4	0.7	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
932.45 €	10,000 Pieces Per Package	1 pack		7 Days	10	[Steel] Steel	Nickel Plating	5.3	5	0.8	Box/Package	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
443.04 €	4,000 Pieces Per Package	1 pack		7 Days	10	[Steel] Steel	Nickel Plating	6.4	6	1	Box/Package	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
289.29 €	1,500 Pieces Per Package	1 pack		7 Days	10	[Steel] Steel	Nickel Plating	8.4	8	1.4	Box/Package	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
304.54 €	1,000 Pieces Per Package	1 pack		7 Days	10	[Steel] Steel	Nickel Plating	10.5	10	1.8	Box/Package	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
256.14 €	500 Pieces Per Package	1 pack		7 Days	10	[Steel] Steel	Nickel Plating	13	12	2.2	Box/Package	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
1.54 €		1	Available	7 Days	10	[Steel] Steel	Nickel Plating	15	14	2.5	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
1.98 €		1	Available	7 Days	10	[Steel] Steel	Nickel Plating	17	16	2.8	Low Quantity (can be purchased from one)	[EN 1.1206 Equiv.] EN 1.1213 Equiv. to EN 1.0601 Equiv.	-	[Nickel Plating] Nickel Plating
0.24 € 0.09 €		1	Available	Same day Stock	10	Stainless Steel	[Not Provided] N/A	3.2	3	0.5	Low Quantity (can be purchased from one)	-	[EN 1.4301 Equiv.] Stainless Steel (EN 1.4301 (CP) Equiv.)	[Not Provided] N/A
1.69 €		1	Available	7 Days	10	Stainless Steel	[Not Provided] N/A	4.3	4	0.7	Low Quantity (can be purchased from one)	-	[EN 1.4301 Equiv.] Stainless Steel (EN 1.4301 (CP) Equiv.)	[Not Provided] N/A
1.71 €		1	Available	6 Days	10	Stainless Steel	[Not Provided] N/A	5.3	5	0.8	Low Quantity (can be purchased from one)	-	[EN 1.4301 Equiv.] Stainless Steel (EN 1.4301 (CP) Equiv.)	[Not Provided] N/A
1.74 €		1	Available	6 Days	10	Stainless Steel	[Not Provided] N/A	6.4	6	1	Low Quantity (can be purchased from one)	-	[EN 1.4301 Equiv.] Stainless Steel (EN 1.4301 (CP) Equiv.)	[Not Provided] N/A
1.78 €		1	Available	7 Days	10	Stainless Steel	[Not Provided] N/A	8.4	8	1.4	Low Quantity (can be purchased from one)	-	[EN 1.4301 Equiv.] Stainless Steel (EN 1.4301 (CP) Equiv.)	[Not Provided] N/A
1.95 €		1	Available	6 Days	10	Stainless Steel	[Not Provided] N/A	10.5	10	1.8	Low Quantity (can be purchased from one)	-	[EN 1.4301 Equiv.] Stainless Steel (EN 1.4301 (CP) Equiv.)	[Not Provided] N/A
0.58 €		1	Available	7 Days	10	Stainless Steel	[Not Provided] N/A	13	12	2.2	Low Quantity (can be purchased from one)	-	[EN 1.4301 Equiv.] Stainless Steel (EN 1.4301 (CP) Equiv.)	[Not Provided] N/A

Basic information

Type (Application)	Spring Washer	Type	Spring Washer	Type, Spring Washers	Disc Spring Washers

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Basic Attributes

Material
- Steel
  - Steel
- Stainless Steel
Clear
Surface Treatment
- Not Provided
  - Fabric
  - N/A
- Trivalent Chromate
- Nickel Plating
Clear
I.D. d(mm)
3.2

4.3

5.3

6.4

8.4

10.5

13

15

17

19

21

23

25

28

31
Clear
Screw Nominal (M)
3

4

5

6

8

10

12

14

16

18

20

22

24

27

30
Clear
Thickness T(mm)
0.5

0.7

0.8

1

1.4

1.8

2.2

2.5

2.8

3

3.5

4

4.5

5
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Sales Unit
- Low Quantity (can be purchased from one)
- Box/Package
Clear
Material: Steel
- EN 1.1206 Equiv.
  - EN 1.1213 Equiv. to EN 1.0601 Equiv.
Clear
Material: Stainless Steel
- EN 1.4301 Equiv.
  - Stainless Steel (EN 1.4301 (CP) Equiv.)
Clear
Surface Treatment (Detailed)
- Not Provided
  - Fabric
  - N/A
- Trivalent Chromate
  - Trivalent White
- Nickel Plating
  - Nickel Plating
Clear
Type
- WDS1L
Clear