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AS-58B/AS-57B: John Crane Type 58B/57B replacement

Description:
Replacment of John crane Type 58B/57B Burgmann BT-C5.KB AES M04S Sterling 259BS VULCAN 1659BS

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AS-58B: John crane Type 58B/57B repalcement
Structure Description:
Equivalent to John crane Type 57B/Type 58B
Multiple spring design,balanced seal
Operating Limits:
Temperature:-20---180℃
Speed: 15m/s
Pressure:25bar
Standard Size:14-100mm
Material:
Seal ring:Car,Sic,Ssic,Ceramic，TC
Secondary seal:NBR，Viton，EPDM etc.
Spring and metal parts:304，316，HAST.C

AS-58B/SS-57B Dimensions(mm)
Size d1 d D3 D6 D7 L3 L4 L8 L65
14 14 18 32 21 25 30.5 12.0 18.5 6.0
16 16 20 34 23 27 30.5 12.0 18.5 6.0
18 18 22 36 23 33 31.5 13.5 20.5 6.5
20 20 24 38 29 35 31.5 13.5 20.5 6.5
22 22 26 40 31 37 31.5 13.5 20.5 6.5
24 24 28 42 33 39 34.2 13.3 20.3 6.7
25 25 30 44 34 40 34.5 13.0 20.0 7.0
28 28 33 47 37 43 37.5 12.5 19.5 7.5
30 30 35 49 39 45 38.0 12.0 19.0 8.0
32 32 38 54 42 48 38.0 12.0 19.0 8.0
33 33 38 54 42 48 38.0 12.0 19.0 8.0
35 35 40 56 44 50 38.0 12.0 19.0 8.0
38 38 43 59 49 56 39.5 13.0 20.0 10.0
40 40 45 61 51 58 39.5 13.0 20.0 10.0
43 43 48 64 54 61 39.5 13.0 20.0 10.0
45 45 50 66 56 63 39.5 13.0 20.0 10.0
48 48 53 69 59 66 39.5 13.0 20.0 10.0
50 50 55 71 62 70 44.0 13.5 20.5 11.5
53 53 58 78 65 73 44.0 13.5 20.5 11.5
55 55 60 80 67 75 44.0 13.5 20.5 11.5
58 58 63 83 70 78 49.0 13.5 20.5 11.5
60 60 65 85 72 80 49.0 13.5 20.5 11.5
63 63 68 88 75 83 49.0 13.5 20.5 11.5
65 65 70 90 77 85 49.0 13.5 20.5 11.5
70 70 75 95 83 92 55.0 14.5 21.5 13.5
75 75 80 104 88 97 55.0 14.5 21.5 13.5
80 80 85 109 95 105 55.0 15.0 22.0 13.0
85 85 90 114 100 110 60.0 15.0 22.0 13.0
90 90 95 119 105 115 60.0 15.0 22.0 13.0
95 95 100 124 110 120 60.0 15.0 22.0 13.0
100 100 105 129 115 125 60.0 15.0 22.0 13.0

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