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Bonded Washer

 
 

Material: carbon steel (copper) + butadiene rubber (NBR)
The BS/A bonded seals (automatic core-positioning) are applicable to threaded pipe fittings and plug sealing in Metric System, the Britain System and BSP. The location processing of sealing groove is not specially required, so it is ideal fittings for fast and automatic installation. Its service temperature is -30℃~100℃, working pressure less than 39.2MPa.
Unit:mm

               Suitable for metric thread seal                                          Applicable to British and BSP thread sealing optimum size
Part No.
Metric
d
D
H
F
 
Part No.
British
BSP(G)
d
D
H
F
BS-A-3.0
M3
3.20
7.00
1.00
2.20
BS-A-3.05
6BA
  
3.05
6.35
1.00
/
BS-A-4.0
M4
4.50
8.00
1.00
3.40
BS-A-4.12
4BA
  
4.12
7.62
1.00
/
BS-A-5.0
M5
5.70
10.00
1.00
4.50
BS-A-5.21
2BA
  
5.21
8.38
1.00
/
BS-A-6.0
M6
6.70
12.00
1.50
4.70
BS-A-6.86
1/4
  
6.86
13.21
1.50
4.70
BS-A-8.0
M8
8.70
14.00
2.00
6.40
BS-A-6.99
1/4
  
6.99
13.34
1.30
4.70
BS-A-10.0
M10
10.70
16.00
2.00
8.05
BS-A-8.31
5/16
  
8.31
13.34
1.30
6.10
BS-A-12.0
M12
12.70
18.00
2.00
9.73
BS-A-8.64
5/16
  
8.64
14.22
1.50
6.10
BS-A-14.0
M14
14.70
20.00
2.00
11.38
BS-A-10.37
3/8
G 1/8
10.37
15.88
2.00
8.56
BS-A-16.0
M16
16.70
22.00
2.00
13.41
BS-A-11.26
0.4
  
11.26
18.36
2.00
8.56
BS-A-18.0
M18
18.70
25.00
2.00
14.76
BS-A-11.69
7/16
  
11.69
19.05
2.00
8.80
BS-A-20.0
M20
20.70
28.00
2.00
16.76
BS-A-13.74
1/2
G 1/4
13.74
20.57
2.00
11.45
BS-A-22.0
M22
22.70
30.00
2.00
18.74
BS-A-14.86
9/16
  
14.86
22.23
2.00
11.58
BS-A-24.0
M24
24.70
32.00
2.00
20.11
BS-A-15.83
0.60
  
15.83
22.23
2.00
12.10
BS-A-27.0
M27
27.70
35.00
2.00
23.30
BS-A-16.51
5/8
  
16.51
25.40
2.00
12.90
BS-A-30.0
M30
31.00
38.00
2.00
25.70
BS-A-17.28
/
G 3/8
17.28
23.80
2.00
14.96
BS-A-33.0
M33
34.00
42.00
2.00
28.70
BS-A-23.49
11/16
G 5/8
23.49
31.75
2.34
22.90
BS-A-36.0
M36
37.00
46.00
2.00
31.10
BS-A-24.26
3/4
  
24.26
33.27
2.34
23.90
BS-A-39.0
M39
40.00
50.00
2.00
34.10
BS-A-27.05
13/16
G 3/4
27.05
34.93
2.34
27.89
BS-A-42.0
M42
43.00
53.00
2.00
36.50
BS-A-27.82
1 1/4
  
27.82
38.61
2.34
22.90
BS-A-45.0
M45
46.40
56.00
2.00
39.50
BS-A-29.33
1 5/16
  
29.33
36.58
2.34
23.90
BS-A-48.0
M48
49.40
60.00
2.00
41.90
BS-A-30.81
1 5/16
G 7/8
30.81
38.10
2.34
27.89
BS-A-52.0
M52
53.40
66.00
2.00
44.70
BS-A-32.64
1 1/4
  
32.64
41.40
3.40
27.10
BS-A-60.0
M60
61.40
75.00
2.00
52.70
BS-A-33.89
1 5/16
G 1
33.89
42.80
2.34
30.30
BS-A-65.0
M65
66.60
80.00
2.00
57.70
BS-A-33.89A
1 5/16
G 1
33.89
42.80
3.40
30.30
BS-A-70.0
M70
71.50
85.00
2.50
62.70
BS-A-35.94
1 3/8
  
35.94
44.45
3.40
29.50
BS-A-75.0
M75
76.50
90.00
2.50
67.70
BS-A-38.96
1 1/2
  
38.96
47.75
3.40
32.70
BS-A-80.0
M80
81.50
95.00
2.50
72.70
BS-A-42.93
1 5/8
G 1 1/4
42.93
52.38
2.34
38.96
BS-A-85.0
M85
86.50
100.00
2.50
77.70
BS-A-42.93A
1 5/8
G 1 1/4
42.93
52.38
3.40
38.96
BS-A-90.0
M90
91.50
105.00
2.50
82.70
BS-A-45.34
1 3/4
  
45.34
57.15
3.40
37.90
BS-A-95.0
M95
97.50
112.00
2.50
87.70
BS-A-48.44
1 7/8
G 1 1/2
48.44
58.60
2.34
44.86
BS-A-100.0
M100
102.00
117.00
2.50
92.70
BS-A-48.44A
1 7/8
G 1 1/2
48.44
58.60
3.40
44.86
 
BS-A-51.69
2
  
51.69
63.50
3.40
43.60
BS-A-54.89
2 1/8
G 1 3/4
54.89
69.85
3.40
50.80
BS-A-58.04
2 1/4
  
58.04
70.36
3.40
/
BS-A-60.58
  
G2
60.58
73.03
2.34
56.67
BS-A-60.58A
  
G2
60.58
73.06
3.40
56.67
BS-A-64.39
2 1/2
  
64.39
77.72
3.40
55.40
BS-A-66.68
  
G 2 1/4
66.68
79.50
2.34
65.80
BS-A-66.68A
  
G 2 1/4
66.68
79.50
3.40
65.80
BS-A-76.08
  
G 2 1/2
76.08
90.17
3.40
72.20
BS-A-89.09
  
G 3
89.09
101.47
3.40
85.40

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~



Suitable for Germany 、France Metric thread standard seal

 
Part No.
Metric
d
D
H
F
 
Part No.
Metric
d
D
H
F
BS-A-3.60
M3
3.60
7.50
1.00
/
BS-A-18.00A
M16(M20)
18.00
24.70
1.50
13.60
BS-A-4.10
M3(M3.5)
4.10
7.20
1.00
/
BS-A-18.70
M16（M18)
18.70
26.00
1.50
14.76
BS-A-4.50
M4
4.50
7.00
1.00
3.40
BS-A-18.70A
M18
18.70
27.00
2.00
14.76
BS-A-4.60
M4
4.60
9.00
1.00
3.40
BS-A-20.70
M18(M20)
20.70
28.00
1.50
16.76
BS-A-5.60
M5
5.60
10.00
1.00
4.50
BS-A-20.70A
M20
20.70
29.00
2.00
16.76
BS-A-5.70
M5
5.70
9.00
1.00
4.50
BS-A-21.50
M18(M21)
21.50
28.70
2.50
17.80
BS-A-5.70A
M5
5.70
10.00
1.00
4.50
BS-A-21.70
M21
21.70
30.00
2.00
17.80
BS-A-6.20
M5(M5.5)
6.20
9.20
1.00
4.70
BS-A-22.50
M20(M22)
22.50
28.00
1.50
/
BS-A-6.60
M6
6.60
11.00
1.00
4.70
BS-A-22.70
M20(M22)
22.70
30.00
2.00
18.74
BS-A-6.70
M6
6.70
10.00
1.00
4.70
BS-A-22.70A
M20(M22)
22.70
30.00
3.00
/
BS-A-6.70A
M6
6.70
11.00
1.00
4.70
BS-A-22.70B
M22
22.70
31.00
2.00
18.74
BS-A-6.70B
M6
6.70
11.00
2.50
/
BS-A-23.70
M23
23.70
32.00
2.00
19.30
BS-A-7.30
M6
7.30
13.27
1.50
/
BS-A-24.70
M20(M24)
24.70
32.00
2.00
20.11
BS-A-8.50
M6
8.50
11.40
1.00
4.70
BS-A-24.70A
M24
24.70
33.00
2.00
20.11
BS-A-8.60
M6(M6.5)
8.60
12.00
1.00
/
BS-A-26.70
M26
26.70
35.00
2.00
22.30
BS-A-8.70
M6(M6.7)
8.70
13.00
1.00
6.40
BS-A-27.00A
M26
27.00
35.30
2.00
23.30
BS-A-8.70A
M6(M8)
8.70
14.00
1.00
6.40
BS-A-27.20
M24(M27)
27.20
36.00
2.00
23.30
BS-A-8.70B
M8
8.70
16.00
1.00
6.40
BS-A-27.70
M27
27.70
36.00
2.00
23.30
BS-A-9.30
M8(M8.5)
9.30
13.30
1.00
6.90
BS-A-28.60
M28
28.60
36.00
2.00
24.80
BS-A-10.35
M10
10.35
16.00
2.00
8.56
BS-A-28.70
M24(M27)
28.70
37.00
2.00
/
BS-A-10.70
M8(M10)
10.70
16.00
1.50
8.05
BS-A-29.20
M28.5
29.20
37.50
2.00
/
BS-A-10.70A
M10
10.70
17.00
1.50
8.56
BS-A-30.70
M30
30.70
39.00
2.00
25.70
BS-A-10.70B
M8(M10)
10.70
18.00
1.50
8.05
BS-A-31.00
M27(M30)
31.00
39.00
2.00
25.70
BS-A-11.40
M10(M11)
11.40
16.30
1.50
9.80
BS-A-33.70
M27(M33)
33.70
40.00
2.00
28.70
BS-A-11.80
M11
11.80
181.00
1.50
9.80
BS-A-34.30
M30(M33)
34.30
43.00
2.00
28.70
BS-A-11.80A
M10(M11)
11.80
18.50
1.50
/
BS-A-36.70
M33(M36)
36.70
46.00
2.00
31.10
BS-A-11.80B
M10(M11)
11.80
19.10
1.50
9.80
BS-A-37.00
M36
37.00
48.00
2.00
31.10
BS-A-12.70
M10(M12)
12.70
18.00
1.50
9.73
BS-A-40.00
M36(M39)
40.00
51.00
2.50
34.10
BS-A-12.70A
M12
12.70
19.00
1.50
9.73
BS-A-40.00A
M39
40.00
51.00
2.50
34.10
BS-A-12.70B
M10(M12)
12.70
20.00
1.50
9.73
BS-A-42.70
M36(M42)
42.70
53.00
3.00
36.50
BS-A-13.70
M12(M13)
13.70
20.00
1.50
/
BS-A-43.00
M42
43.00
54.00
2.50
36.50
BS-A-13.70A
M12(M13)
13.70
22.00
1.50
10.80
BS-A-46.00
M45
46.00
57.00
2.50
39.50
BS-A-13.8
M13
13.80
20.10
1.50
10.80
BS-A-48.70
M36(M48)
48.70
59.00
3.00
41.90
BS-A-14.00A
M12(M13.5)
14.00
18.70
1.50
11.30
BS-A-49.00
M48
49.00
60.00
2.50
41.90
BS-A-14.70
M14
14.70
21.00
1.50
11.38
BS-A-52.00A
M42(M51)
52.00
60.00
3.00
/
BS-A-14.70A
M12(M14)
14.70
22.00
1.50
13.38
BS-A-53.30
M48(M52)
53.30
64.50
3.00
/
BS-A-16.00A
M12(M13.5)
16.00
22.70
1.50
/
BS-A-60.70
M48(M60)
60.70
73.00
3.00
/
BS-A-16.70
M14
16.70
23.00
1.50
11.41
BS-A-68.60
M68
68.60
79.50
3.50
/
BS-A-16.70A
M12(M16)
16.70
24.00
1.50
13.41
BS-A-76.10
M75
76.10
90.30
3.40
/
BS-A-17.20
M16.5
17.20
23.90
2.00
/
BS-A-89.09
M88
89.09
101.48
3.40
/
BS-A-17.40
M17
17.40
23.70
1.50
13.08
BS-A-127.00
M125
127.00
143.67
5.00
/
BS-A-17.40A
M14(M17)
17.40
24.00
1.50
13.08
 

 

 

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