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AS-560A: Replacement of 560A Elastomer bellows mechanical seal

Description:
AS-560A: Typical Elastomer bellows seal widely used single spring seal replacement of 560A

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AS-560A
Structure Description:
Similar to Burgmann 560A, John crane Type 21
Operating Limits:
Temperature:-20℃ to +120℃
Pressure:≤1.0MPa
Speed:≤15m/s
Materials:
Stationary Ring:Ceramic(Alumina),Silicon Carbide Reaction Bonded,Silicon Carbide Sintered Pressureless,Ni-binder Tungsten Carbide
Rotary Ring:Resin Impregnated Carbon Graphite(Furan),Antimony Impreg. Carbon Graphite,Silicon Carbide Sintered Pressureless,Silicon Carbide Reaction Bonded Secondary Seal:Nitrile(NBR),Ethylene Propylene(EPDM),Fluorocarbon Rubber(Viton)
Spring and Metal Parts:Stainless Steel,Stainless Steel
Applications:
Clean water,sewage water,oil and other moderately corrosive fluids.

AS-560A Dimensions(mm)
d D3 D1 L2 L1
8 18.2 21 7 12.2
9 18.2 24 7 16.2
10 20.6 24 7 16.2
11 20.6 24 7 16.2
12 21.8 26 7 17.2
13 21.8 26 7 17.2
14 26.4 28 7 18.2
15 26.4 28 7 18.2
16 26.4 32 8 19.2
17 29.5 32 8 19.2
18 29.5 35 8 19.2
19 29.5 35 8 19.2
20 31.6 38 8 20.2
22 33.6 40 8 20.2
25 39.6 44 9 20.2
28 45 46 9 21.2
30 46.6 50 9 22.2
32 46.6 54 9 24.2
35 50.8 58 10 26.2
38 54.3 60 10 27.2
40 57.3 64 10 28.2
45 61.3 66 10 30.2
50 67.8 72 10 32.2

SS-560A Dimensions
Size (Inch) d(MM) D3 D1 L2 L1
SS-SS-560A-3/8 9.52 23.5 22.22 6.4 22.2
SS-560A-1/2 12.7 26 25.4 6.4 22.2
SS-560A-5/8 15.8 30 31.75 8.7 23.8
SS-560A-3/4 19.1 32.5 34.92 8.7 23.8
SS-560A-7/8 22.2 37.5 38.1 8.7 25.4
SS-560A-1 25.4 44 41.27 9.5 27
SS-560A-1-1/8 28.6 48 44.45 9.5 28.6
SS-560A-1-1/4 31.7 50 47.62 9.5 28.6
SS-560A-1-3/8 34.9 54.5 50.8 9.5 30.2
SS-560A-1-1/2 38.1 58.5 53.97 9.5 30.2
SS-560A-1-5/8 41.2 64 60.32 11.1 30.2
SS-560A-1-3/4 44.4 67 63.5 11.1 36.5
SS-560A-1-7/8 47.6 71 66.67 11.1 39.7
SS-560A-2 50.8 73.5 69.85 11.1 39.7

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