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SS-8B1T：John crane Type 8B1T replacement

Description:
Perfect replacement of John crane Type 8B1T, component mechanical seals

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SS-8B1T: John crane Type 8B1T mechanical seal
Structure Description:
Equivalent to John Crane Type 8B1T mechanical seal
Multiple spring design,balanced seal
Operating Limits:
Temperature:-20--180℃
Speed: 15m/s
Pressure: 25bar
Standard Size:1″--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-8B1T Dimensions(Inches)
Size d d1 D3 D6 D7 L3 L4 L65
1.000 25.4 22.2 36.50 22.9 38.10 33.32 10.3 8.7
1.125 28.5 25.4 39.67 26.1 41.28 34.93 11.1 8.7
1.250 31.7 28.5 42.85 29.3 44.45 34.93 11.1 8.7
1.375 34.9 28.5 49.20 29.3 44.45 42.85 11.1 8.7
1.500 38.1 31.7 49.20 32.4 47.63 36.5 11.1 8.7
1.625 41.2 34.9 57.15 35.6 50.80 40.46 11.1 11.1
1.750 44.4 38.1 28.72 38.8 53.98 44.45 11.1 11.1
1.875 47.6 41.2 63.50 42.4 60.33 44.45 12.7 11.1
2.000 50.8 44.4 66.68 45.5 63.50 44.45 12.7 11.1
2.125 53.9 47.6 71.42 48.7 66.68 52.37 12.7 12.7
2.250 57.1 50.8 72.21 51.9 69.85 44.45 12.7 12.7
2.375 60.3 53.9 76.20 55.0 76.20 52.37 14.3 12.7
2.500 63.5 57.1 79.38 58.2 79.38 44.45 14.3 12.7
2.635 66.6 60.3 82.55 61.4 82.55 52.37 14.3 12.7
2.750 69.8 63.5 85.73 64.6 85.73 52.37 14.3 12.7
2.875 73.0 66.6 88.90 67.7 85.73 52.37 15.9 12.7
3.000 76.2 69.8 92.08 70.9 88.90 52.37 15.9 12.7
3.125 79.3 73.0 95.25 74.1 95.25 52.37 15.9 14.3
3.250 82.5 76.2 98.43 77.3 98.43 52.37 15.9 14.3
3.375 85.7 79.3 101.60 80.5 101.60 52.37 19.8 14.3
3.500 88.9 82.5 104.78 83.6 104.78 52.37 19.8 14.3
3.625 92.0 85.7 107.95 86.8 107.95 52.37 19.8 14.3
3.750 95.2 88.9 111.13 90.0 111.13 52.37 19.8 14.3
3.875 98.4 92.0 114.30 93.1 114.30 52.37 19.8 14.3
4.000 101.6 95.2 117.48 96.3 117.48 52.37 19.8 14.3

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