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Washers / lock washers（Screw Nominal (inch)：5/16）

Data to be displayed: 30; 45; 60

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Whitworth Round Washer

Whitworth Round Washer【1-800 Pieces Per Package】

SUNCO

[Materials] Steel, Stainless steel
[Surface treatment] None, Trivalent chromate, Bright chromate plating, Zinc plating, Chromate plating, Nickel plating, Parkerizing, Painting, Coating

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Starting from^∗ ：	0.04 €
Min. Shipping Days ：	Same day

*Unit price with basic configuration

HEICO-LOCK Ring Lock Washer

ACCURATE

Ring lock washer ideal for reinforcing screws
[Features]
· Ideal for repeated use
· The wedge lock washers secure bolted connections reliably while the ring holds the two wedge lock washers together in the correct position permanently
· Very easy to install and remove (ring locking system comes pre-assembled)
· Fixes bolts under high or low load conditions
· Both narrow and wide types made from steel or stainless steel are available
· Particularly suitable for dynamic loads. Also suitable for use with lubricants
· Also suitable for use with high-tensile bolts of 8.8, 10.9 and 12.9 and their respective nuts
[Materials]
Wedge lock washer: S45C equivalent / SUS316L equivalent
Ring: Polyamide

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Starting from^∗ ：	4.03 €
Min. Shipping Days ：	5 Days

*Unit price with basic configuration

Flat Washer (BBI) - Inch Size

SAIMA CORPORATION

A washer. Standardized in inches.

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Starting from^∗ ：	0.97 €
Min. Shipping Days ：	7 Days

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Washer (Inch Thread) - SWAS

Washer (Inch Thread) - SWAS【1-10 Pieces Per Package】

NABEYA BI-TECH

A washer for unified thread hex nuts. Use in combination with hexagonal bolts and hexagonal button bolts.

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Starting from^∗ ：	0.98 €
Min. Shipping Days ：	8 Days

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Brand
Product Series
CAD
Starting from^∗
Min. Shipping Days
Type (Application)
Type
Material
Surface Treatment
I.D. d(mm)
Screw Nominal (M)
I.D. d(inch)
Screw Nominal (inch)
Thickness T(mm)
Sales Unit
Material: Steel
Thickness t(inch)
Material: Stainless Steel
Surface Treatment (Detailed)
Type, Spring Washers
Type, Toothed Washer
Outer Diameter D(inch)

	Select to compare	Select to compare	Select to compare	Select to compare
Brand	SUNCO	ACCURATE	SAIMA CORPORATION	NABEYA BI-TECH
Product Series	Whitworth Round Washer【1-800 Pieces Per Package】	HEICO-LOCK Ring Lock Washer	Flat Washer (BBI) - Inch Size	Washer (Inch Thread) - SWAS【1-10 Pieces Per Package】
CAD		2D / 3D		2D / 3D
Starting from^∗	0.04 € *Unit price with basic configuration Volume Discount	4.03 € *Unit price with basic configuration Volume Discount	0.97 € *Unit price with basic configuration Volume Discount	0.98 € *Unit price with basic configuration Volume Discount
Min. Shipping Days	Same day	5 Days	7 Days	8 Days
Type (Application)	Plain Washers	Locking	Plain Washers	Plain Washers / Spring Washers
Type	Plain Washers	-	Plain Washers	Plain Washers / Spring Washers
Material	Steel / Stainless Steel	Steel / Stainless Steel	Stainless Steel	Stainless Steel
Surface Treatment	Not Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating / Nickel Plating	-	Passivated	Not Provided
I.D. d(mm)	8.5	8.6	-	0.314 ～ 0.344
Screw Nominal (M)	-	8	-	-
I.D. d(inch)	-	-	0.355	-
Screw Nominal (inch)	5/16	5/16	5/16	5/16
Thickness T(mm)	1.5 ～ 1.6	-	-	0.05
Sales Unit	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.
Material: Steel	EN 1.0330 Equiv.	EN 1.1191 Equiv.	-	-
Thickness t(inch)	-	-	0.044	-
Material: Stainless Steel	EN 1.4301 Equiv.	EN 1.4404 Equiv.	EN 1.4301 Equiv.	EN 1.4301 Equiv.
Surface Treatment (Detailed)	Not Provided / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate Plating / Nickel Plating	-	Passivated	Not Provided
Type, Spring Washers	-	-	-	Standard
Type, Toothed Washer	-	-	-	-
Outer Diameter D(inch)	-	-	0.76	-

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Type (Application)
- Plain Washers
- Spring Washers
- Special Shape
- Locking
- For Fluid
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Type
- Plain Washers
- Spring Washers
- Toothed Washers (Toothed Lock Washers)
- Rosette Washers
- Single/Double Tab Washers
- Nord-lock Washers
- Set Washers
- Tapered Washers
- Spherical Washers
- Ornamental Screws, Ornamental Washers
- Hooked Washers for Jig
- Split Washers for Jig
- Square Washers
- Flat Washers with Cover
- Seal Washers
- Pawl Washers
- For Corrugated Sheet
- Fall Prevention and loosening Prevention Spring
Images

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Material
- Steel
- Stainless Steel
- Resin
- Titanium Class 2
- Aluminum
- Brass
- Copper
- Ceramics
- Phosphor Bronze
- Titanium Class 1
- Nickel Base Alloy
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Surface Treatment
- Not Provided
- Black Oxide
- Electroless Nickel Plated
- Trivalent Chromate
- Bright Chrome Plating
- Zinc Plating
- Chromate Plating
- Nickel Plating
- Chrome Plating
- Parker
- Clear Anodize
- Dacrotized
- Polishing
- Painting, Coating
- Silver/Copper/Tin Plating
- Temper Color
- Passivated
Clear

I.D. d(mm)
0

0.114

0.125

0.141

0.156

0.167

0.172

0.193

0.203

0.252

0.281

0.314

0.344

0.377

0.391

1

1.05

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.75

1.8

2

2.1

2.2

2.25

2.3

2.35

2.4

2.5

2.6

2.7

2.8

2.9

3

3.1

3.15

3.2

3.3

3.4

3.5

3.55

3.6

3.7

3.8

3.9

4

4.1

4.2

4.25

4.3

4.4

4.5

4.7

4.8

5

5.1

5.2

5.25

5.3

5.36

5.4

5.45

5.5

5.8

6

6.1

6.2

6.3

6.4

6.5

6.6

6.8

7

7.1

7.2

7.4

7.5

7.8

8

8.1

8.2

8.3

8.4

8.5

8.6

8.7

8.8

9

9.1

9.4

9.5

9.6

9.8

10

10.1

10.2

10.3

10.4

10.5

10.6

10.7

10.8

11

11.2

11.3

11.4

11.5

11.6

11.8

12

12.1

12.2

12.5

12.6

12.7

13

13.2

13.3

13.5

13.8

14

14.2

14.3

14.4

14.5

14.6

15

15.2

15.5

15.8

15.9

16

16.1

16.2

16.5

16.7

16.9

17

17.5

17.7

17.8

18

18.2

18.3

18.4

18.5

18.7

18.8

18.9

19

19.5

19.6

19.7

19.8

20

20.2

20.5

20.7

20.9

21

21.4

21.5

21.75

22

22.1

22.5

22.9

23

23.2

23.4

23.5

23.75

24

24.5

24.75

25

25.2

25.3

25.4

25.5

26

26.1

26.4

26.6

26.75

27

27.5

27.75

28

28.2

28.4

28.5

29

29.3

29.75

29.8

30

30.1

30.4

30.5

31

31.2

31.4

31.5

31.9

32

32.5

33

33.5

33.7

33.9

34

34.3

34.4

34.5

35

35.75

35.8

36

36.5

37

37.4

37.5

37.75

38

38.5

39

39.5

39.8

40

40.4

40.5

40.6

41

41.7

42

42.5

43

43.2

44

45

45.8

46

46.2

47

47.2

47.3

47.5

48

49

49.6

50

51

51.4

51.5

51.8

52

53

53.6

54

54.3

55

56

57

57.3

58

59.1

60

61.3

61.9

62

63

63.1

64

64.2

65

66

67.1

68

69

69.5

70

71.1

72

74

75

75.1

78

79.1

79.3

79.7

80

82

83.1

85

86

87.5

88

88.9

90

92

93

95

95.8

99

100

102

105

108.3

110

112.4

115

120

125

130

135

140

150

155

160

170

404

406

408

410

412

414

416

417

418

419

422

427

430

433

436
Drawing

Clear

Screw Nominal (M)
0.5

1

1.2

1.4

1.6

1.7

2

M2

2.3

2.5

2.6

3

M3

3.5

4

M4

4.5

5

M5

5.1

6

M6

7

8

M8

9

10

M10

11

12

M12

13

13.5

14

M14

15

16

M16

17

18

19

20

21

22

23

24

25

26

27

28

30

31

32

33

34

36

37

38

39

41

42

43

44

45

46

47

48

50

51

52

54

55

56

60

64

66

68

70

72

76

80

85

90

95

105

110

115

120

125

130
Clear

I.D. d(inch)
0.109

0.115

0.135

0.148

0.200

0.227

0.260

0.355

0.400

0.416

0.450

0.512

0.525

0.573

0.827

0.894

0.952

1.025

1.077

1.202

1.327

1.640
Drawing

Clear

Screw Nominal (inch)
1

1 1/2

1 1/4

1 1/8

1/2

1 3/8

1/4

2

No. 2

No. 3

3/4

3/8

No. 4

5/8

5/16

No. 6

7/8

7/16

No. 8

9/16

No. 10

No. 12
Clear

Thickness T(mm)
0.031

0.05

0.059

0.1

0.15

0.2

0.25

0.29

0.3

0.4

0.45

0.5

0.55

0.6

0.7

0.8

0.9

1

1.1

1.2

1.25

1.3

1.4

1.5

1.6

1.75

1.8

1.9

2

2.1

2.2

2.3

2.4

2.5

2.6

2.7

2.8

2.85

3

3.2

3.3

3.4

3.5

3.55

3.6

3.7

3.8

4

4.1

4.2

4.3

4.5

4.6

4.7

4.8

5

5.1

5.2

5.3

5.4

5.5

5.6

5.8

5.9

6

6.2

6.3

6.4

6.5

6.6

6.8

7

7.1

7.2

7.5

7.6

7.9

8

8.2

8.3

8.5

8.7

9

9.1

9.3

9.5

9.8

10

10.2

10.4

10.5

11

11.2

11.8

12

12.5

13

13.1

14

15

15.8

16

17

18

19

20

20.3

21

22

23

24

24.5

25

26

27

28

29

30
Drawing

Clear

Sales Unit
Low Quantity (Available beginning with 1 pc.)

Box, Pkg.
Clear

Material: Steel
EN 1.0038 Equiv.

EN 1.0320 Equiv. (hot coiled)

EN 1.0330 Equiv.

EN 1.0601 Equiv.

EN 1.0715 Equiv.

EN 1.1158 Equiv.

EN 1.1191 Equiv.

EN 1.1203 Equiv.

EN 1.1206 Equiv.

JIS-SWRH

SCM Steel

Spring Steel
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Thickness t(inch)
0.031

0.042

0.044

0.047

0.055

0.056

0.062

0.073

0.088

0.100

0.109

0.115

0.125

0.135

0.219

2

3
Drawing

Clear

Material: Stainless Steel
EN 1.4301 Equiv.

EN 1.4305 Equiv.

EN 1.4325 Equiv.

EN 1.4401 Equiv.

EN 1.4404 Equiv.

EN 1.4462 Equiv.

EN 1.4842 Equiv.

254SMO
Clear

Surface Treatment (Detailed)
- Not Provided
- Black Oxide
- Black Oxide
- Electroless Nickel Plating
- Trivalent Chromate
- Bright Chrome Plating
- Zinc Plating
- Hot Zinc Plating
- Chromate Plating
- Nickel Plating
- Black Nickel Plating
- Chrome Plating
- Parker
- Black Anodized Aluminum
- Dacrotized
- Buffed Surface
- Special Chemical Grinding
- GeoMet Coating
- Stainless Steel Coating
- Baked Paint
- Seizure-Against Coating
- Copper Plating
- Tin Plating
- Lafre
- Black Painted
- White Paint
- Black Baked Paint
- Tempered Collar
- Other Special Treatment
- Passivated
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Type, Spring Washers
- Standard
- Disc Spring Washers
- Wave Washers
- Serrated Conical Disc Spring Washers
- Bent Washers
Details

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Type, Toothed Washer
- Internal Teeth Type
- External Teeth Type
- Flat Teeth Type
- Internal External Teeth Type
Images

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Outer Diameter D(inch)
0.250

0.270

0.332

0.334

0.377

0.487

0.645

0.760

0.776

0.869

0.885

0.895

1.260

1.459

1.770

2.020

2.520

2.770

3.270
Drawing

Clear

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