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SS-8-1: John crane Type 8-1 replacement

Description:
Replacment of John crane Type 8-1, AES M01S, Sterling 290S, VULCAN 1609S

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SS-8-1: John crane Type 8-1 mehcnaical seal
Structure Description:
Equivalent to AES M01S，John Crane Type 8-1
Multiple spring design,Unbalanced seal
Operating Limits:
Temperature:-40-160℃
Speed:25m/s
Pressure:22bar
Standard Size:0.5″-4.0″
Material:
Seal ring:Car,Sic,Ssic,Ceramic，TC
Secondary seal:NBR，Viton，EPDM etc.
Spring and metal parts:304，316，HAST.C

SS-8-1 Dimensions(Inches)
Size d D3 D6 D7 L3 L4
0.500 12.70 26.19 14.00 25.60 20.62 7.92
0.625 15.80 30.15 17.50 31.95 19.05 10.31
0.750 19.00 33.32 21.00 35.12 22.23 10.31
0.875 22.20 36.50 24.00 38.30 23.80 10.31
1.000 25.40 39.67 27.50 41.48 25.40 11.10
1.125 28.50 42.85 30.50 44.65 26.97 11.10
1.250 31.70 47.63 33.50 47.83 26.97 11.10
1.375 34.90 50.80 37.00 51.00 28.58 11.10
1.500 38.10 53.98 40.00 54.18 28.58 11.10
1.625 41.20 60.33 43.50 60.53 34.93 12.70
1.750 44.40 63.50 46.50 63.70 34.93 12.70
1.875 47.60 66.68 49.50 66.88 34.93 12.70
2.000 50.80 69.85 53.00 70.05 34.93 12.70
2.125 53.90 76.20 56.00 76.40 42.85 14.27
2.250 57.10 79.38 59.00 79.58 42.85 14.27
2.375 60.30 82.55 62.50 82.75 42.85 14.27
2.500 63.50 85.73 65.50 85.93 42.85 14.27
2.625 66.60 88.90 68.50 85.93 42.85 15.88
2.750 69.80 92.08 72.00 89.10 42.85 15.88
2.875 73.00 95.25 75.00 95.45 42.85 15.88
3.000 76.20 96.82 78.50 98.63 42.85 15.88
3.125 79.30 100.00 81.50 101.80 42.85 19.84
3.250 82.50 104.78 84.50 104.98 42.85 19.84
3.375 85.70 107.95 88.00 108.15 42.85 19.84
2.500 88.90 111.13 91.00 111.33 42.85 19.84
3.625 92.00 114.30 94.00 114.50 42.85 19.84
3.750 95.20 117.48 97.50 117.68 42.85 19.84
3.875 98.40 120.65 100.50 120.85 42.85 19.84
4.000 101.60 123.83 103.50 124.03 42.85 19.84

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