Shaft Size D

Size Code

D1

D2

D3

GASKET THICK

0.750'

0191

21.60

34.80

44.45

1.6

0.875'

0222

24.75

37.95

47.65

1.6

1.000'

0254

27.95

41.15

50.80

1.6

1.125'

0286

31.10

44.30

53.95

1.6

1.250'

0317

34.30

47.50

57.10

1.6

1.375'

0349

37.45

50.65

60.30

1.6

1.500'

0381

40.65

57.00

66.60

1.6

1.625'

0412

43.80

60.15

69.80

1.6

1.750'

0444

47.00

63.35

76.20

1.6

1.875'

0476

50.15

66.50

79.30

1.6

2.000'

0508

53.35

69.70

82.60

1.6

2.125'

0539

56.50

72.85

88.90

1.6

2.250'

0571

59.70

76.05

92.10

1.6

2.375'

0603

62.85

79.20

95.25

1.6

2.500'

0630

66.00

82.40

101.6

1.6

2.625'

0666

69.20

85.60

104.75

1.6

3.000'

0762

78.00

93.50

121.00

1.6

The T27 seat is an industry standard

stationary design with "L"shape profile,

supplied complete with 2 off fibre gaskets

commonly used with mutiple-spring balanced seals