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AS-502: John Crane Type 502 elastomer bellows seal

Description:
AS-502: Elastomer bellows mechanical seals replacement fo John crane Type 502 AES B07 Sterling 524 Vulcan 1724

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AS-502: John Crane Type 502 mechanical seal
Structure Description:
Equivalent to AES B07, John Crane Type 502 mechanical seal
Rubber bellows design
Operating Limits:
Temperature:-20---120℃
Speed: 15m/s
Pressure: 25bar
Standard size: 14mm--100mm
Material:
Seal ring: Car,Sic,Ssic,TC
Secondary seal: NBR,EPDM,Viton etc.
Spring and metal parts:304,316,HAST.C

AS-502 Dimensions(mm)
d D3 D6 D7 L3 L4 L8
14 24 21 25 23.0 12.0 12.8
16 26 23 27 23.0 12.0 12.8
18 32 27 33 24.0 13.5 14.5
20 34 29 35 24.0 13.5 14.5
22 36 31 37 24.0 13.5 14.5
24 38 33 39 26.7 13.3 14.3
25 39 34 40 27.0 13.0 14.0
28 42 37 43 30.0 12.5 13.5
30 44 39 45 30.5 12.0 13.0
32 46 42 48 30.5 12.0 13.0
33 47 42 48 30.5 12.0 13.0
35 49 44 50 30.5 12.0 13.0
38 54 49 56 32.0 13.0 14.0
40 56 51 58 32.0 13.0 14.0
43 59 54 61 32.0 13.0 14.0
45 61 56 63 32.0 13.0 14.0
48 64 59 66 32.0 13.0 14.0
50 66 62 70 34.0 13.5 14.5
53 69 65 73 34.0 13.5 14.5
55 71 67 75 34.0 13.5 14.5
58 78 70 78 39.0 13.5 14.2
60 80 72 80 39.0 13.5 14.2
63 83 75 83 39.0 13.5 14.2
65 85 77 85 39.0 13.5 14.2
68 88 81 90 39.0 13.5 14.2
70 89 83 92 45.5 14.5 15.2
75 96 88 97 45.5 14.5 15.2
80 104 95 105 45.0 15.0 15.7
85 108 100 110 45.0 15.0 15.7
90 114 105 115 50.0 15.0 15.7
95 118 110 120 50.0 15.0 15.7
100 124 115 125 50.0 15.0 15.7

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