Spherical Washers
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SPHERICAL WASHERS / CONICAL SEATS

Roll-Fast is the leading supplier of spherical Washer to many industries. We can manufacture these components as per DIN 6319 or as per customer requirement.

Spherical Washers are used for consolidating the load on the bolt when two bearing surfaces are at an angle. It consists of two pieces in spherical contact, which will adjust themselves to allow any deviation of the bolt in horizontal or vertical direction. They are used in Points and Crossings at inclined surfaces.

We have various finish and colours according to the specification and need of the customer. We provide a Self-finish or natural finish, Zinc plated, yellow finished, blue finished, black finished bolts, Hot Dip Galvanized (HDG), Geomat etc.

Types of Spherical Washers we are Manufacturing

img Male S. Washer

img Female S. Washer

img Cone Cup S. Washer

Dimension of Spherical Washer As per DIN 6319

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Description

d1H13

d2H13

d3

d4

d5

d6

h1

h2

h3

h4

r

Transferable static bolt force in kN max.

DIN6319-6,4-C

6.4

-

12

-

-

M6

0.7

2.3

-

-

9

9

DIN6319-8,4-C

8.4

-

17

-

-

M8

0.6

3.2

-

-

12

17

DIN6319-10,5-C

10.5

-

21

-

-

M10

0.8

4

-

-

15

26

DIN6319-13-C

13

-

24

-

-

M12

1.1

4.6

-

-

17

38

DIN6319-15-C

15

-

28

-

-

M14

1.2

5

-

-

22

53

DIN6319-17-C

17

-

30

-

-

M16

1.3

5.3

-

-

22

73

DIN6319-21-C

21

-

36

-

-

M20

2

6.3

-

-

27

117

DIN 6319-25-C

25

-

44

-

-

M24

2.4

8.2

-

-

32

168

DIN6319-31-C

31

-

56

-

-

M30

3.6

11.2

-

-

41

269

DIN6319-37-C

37

-

68

-

-

M36

4.6

14

-

-

50

394

DIN6319-43-C

43

-

78

-

-

M42

6.5

17

-

-

58

542

DIN6319-50-C

50

-

92

-

-

M48

8

21

-

-

67

714

DIN6319-7,1-D

-

7.1

-

12

11

M6

-

-

2.8

4.2

9

9

DIN6319-9,6-D

-

9.6

-

17

14.5

M8

-

-

3.5

5.6

12

17

DIN6319-12-D

-

12

-

21

18.5

M10

-

-

4.2

6.5

15

26

DIN6319-14,2-D

-

14.2

-

24

20

M12

-

-

5

8

17

38

DIN6319-16,5-D

-

16.5

-

28

24.8

M14

-

-

5.6

8.5

22

53

DIN6319-19-D

-

19

-

30

26

M16

-

-

6.2

9.6

22

73

DIN6319-23,2-D

-

23.2

-

36

31

M20

-

-

7.5

11.7

27

117

DIN6319-28-D

-

28

-

44

37

M24

-

-

9.5

15.2

32

168

DIN6319-35-D

-

35

-

56

49

M30

-

-

12

19.2

41

269

DIN6319-42-D

-

42

-

68

60

M36

-

-

15

23.5

50

394

DIN6319-49-D

-

49

-

78

70

M42

-

-

18

29

58

542

DIN6319-56-D

-

56

-

92

82

M48

-

-

22

35.5

67

714

DIN6319-7,1-G

-

7.1

-

17

11

M6

-

-

4

-

9

9

DIN6319-9,6-G

-

9.6

-

24

14.5

M8

-

-

5

-

12

17

DIN6319-12-G

-

12

-

30

18.5

M10

-

-

5

-

15

26

DIN6319-14,2-G

-

14.2

-

36

20

M12

-

-

6

-

17

38

DIN6319-19-G

-

19

-

44

26

M16

-

-

7

-

22

73

DIN6319-23,2-G

-

23.2

-

50

31

M20

-

-

8

-

27

117

DIN6319-28-G

-

28

-

60

37

M24

-

-

10

-

32

168

DIN6319-35-G

-

35

-

68

49

M30

-

-

12

-

41

269

Specification

Industries Served

Renewable

Chimney cleaning

Automation

Water Projects

Ship building

Automobiles

Doors

Agricultural equipment & machines

Bridge construction

Hydraulic & Pneumatic

Aluminum frame construction

Parts for Ship engines / Ship Building

HVAC

Wind Turbines

Railways

Petrochemical Industries

Fastening Solutions

Aerospace

Building construction

Dams

Engine parts manufacture

Solar projects

Replacement market

Tunnel Industry

Transmission Industry

Trailer parts

Mining

Raw Materials (Metals)

Alloy Steels

Carbon Steel

Aluminum

Brass

Stainless Steel
Tin
Titanium
Nickel

Silicone Bronze

Duplex Steel

Mild Steel

Standard

ISO

IS

BS

ASME

ASTM

ANSI

DIN

Dast

Heat Treatment

Annealing

Normalizing

Hardening

Stress relieving.

Tempering.

Carburization

Heat Treated to any custom Specification

Fastener Types

Bolts & Studs

Nuts

Washer

Grades

4.6

8.8

10.9

12.9

B7

L7

B8M

SS 304

SS 316

SS 316L

SS 316 S31 etc.

4

8

10

12

2H

2HM

8A

8M

8MA etc.

MS

Carbon Steel

HV 100

HV 200

HV 300

A4

SS etc.

Thread

Metric

UNC

UNF

Diameter

M12-M100

½’ to 4”

Finish

Brass

Bronze

Chrome

Nickel-Plated

Zinc Electroplated

Electro galvanizing

Hot Dip Galvanizing

Ceramic Coating

Xylan or Teflon Coating

PTFE Coating

Geomat etc.

Products