Type A1
Robust, long working length, highly accommodating and reliable, rubber diaphragm balanced seal, which provides enhanced seal capability, performance and life. Improved design features enhance this popular seal. Suitable for common UK and Euro housing dimensions.


Shaft Size Do Inch
Shaft Size Do Metric
Size Code
Metric
Inch
Size Code
D1 Metric
D1 Inch
D1 Metric
D2 Inch
D3 Metric
D3 Inch
L1 Metric
L1 Inch
L2 Metric
L2 Inch
0.5
12.7
0127
12
0.472
0120
27.79
1.094
19.05
0.750
23.8
0.937
44
1.732
8.74
0.344
-
-
-
14
0.551
0140
30.95
1.219
22.23
0.875
27.76
1.093
44
1.732
10.32
0.406
0.625
15.88
0158
16
0.630
0160
30.95
1.219
22.23
0.875
27.76
1.093
44
1.732
10.32
0.406
0.75
19.05
0191
18
0.709
0180
34.15
1.344
25.4
1
30.94
1.218
44
1.732
10.32
0.406
-
-
-
20
0.787
0200
35.7
1.406
26.99
1.063
33
1.299
44
1.732
10.32
0.406
0.875
22.23
0222
22
0.866
0220
37.3
1.469
28.58
1.125
34.11
1.343
44
1.732
10.32
0.406
-
-
-
24
0.945
0240
40.5
1.594
31.75
1.25
38.1
1.5
44
1.732
10.32
0.406
1
25.4
0254
25
0.984
0250
40.5
1.594
31.75
1.25
38.1
1.5
44
1.732
10.32
0.406
1.125
28.58
0286
28
1.102
0280
47.63
1.875
35.72
1.406
41.28
1.625
60
2.362
11.99
0.472
-
-
-
30
1.181
0300
50.8
2
38.89
1.531
46.02
1.812
60
2.362
11.99
0.472
1.25
31.75
0317
32
1.26
0320
50.8
2
38.89
1.531
46.02
1.812
60
2.362
11.99
0.472
-
-
-
33
1.299
0330
53.98
2.125
42.07
1.656
47.63
1.875
60
2.362
11.99
0.472
1.375
34.93
0349
35
1.378
0350
53.98
2.125
42.07
1.656
47.63
1.875
60
2.362
11.99
0.472
1.5
38.1
0381
38
1.496
0380
57.15
2.25
45.24
1.781
50.8
2
60
2.362
11.99
0.472
1.625
41.28
0412
40
1.575
0400
60.35
2.376
48.82
1.922
57.15
2.25
60
2.362
11.99
0.472
-
-
-
43
1.693
0430
63.5
2.5
51.59
2.031
62.5
2.461
71
2.795
11.99
0.472
1.75
44.45
0444
45
1.772
0450
63.5
2.5
51.59
2.031
62.5
2.461
71
2.795
11.99
0.472
1.875
47.63
0476
48
1.89
0480
66.7
2.626
54.75
2.156
65.5
2.579
71
2.795
11.99
0.472
2
50.8
0508
50
1.969
0500
69.85
2.75
58
2.283
66.68
2.626
71
2.795
13.5
0.531
2.125
53.98
0539
53
2.087
0530
73.05
2.876
62
2.441
71.42
2.812
71
2.795
13.5
0.531
2.25
57.15
0571
55
2.165
0550
76.2
3
65
2.559
74.6
2.937
71
2.795
13.5
0.531
2.375
60.33
0603
60
2.362
0600
79.4
3.126
68
2.677
77.77
3.062
71
2.795
13.5
0.531
2.5
63.5
0635
63
2.48
0630
82.55
3.25
71.2
2.803
80.95
3.187
71
2.795
13.5
0.531
2.625
66.68
0666
65
2.559
0650
92.1
3.626
78.35
3.085
85.73
3.375
71
2.795
15.9
0.626
2.75
69.85
0698
70
2.756
0700
95.25
3.75
81.1
3.193
88.9
3.5
70
2.756
15.9
0.626
2.875
73.03
0730
73
2.874
0730
98.45
3.876
84.5
3.327
92.08
3.625
73
2.874
15.9
0.626
3
76.2
0762
75
2.953
0750
101.65
4.002
88.1
3.469
95.25
3.75
73
2.874
15.9
0.626


Maximum Operating Limits
PRESSURE 180psi
SPEED 18m/s
TEMPERATURE -40 +200 C