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SS-670/SS-676: John crane Type 670/676 metal bellows seal

Description:
SS-670/SS-676: Metal bellows seal, replacement of John crane Type 670/676

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SS-670&SS-676&SS-680
Structure Description:
Equivalent to John crane Type 670/Type 676
Operating Limits:
Temperature: -75° C to +290° C/-100° F to +550° F
Speed: Up to 25mps / 5, 000 FPM
Pressure: Vacuum to 25 barg/360 psig
Standard size: 18-115mm/0.75''-5.25''
Material:
Bellows: SS-670 Alloy C-276 (UNS N10276); SS-676 AM350 SS (UNS S35000)
End-Fittings: SS-670 Alloy C-276; SS-676 316L SS (UNS S31603)
Insert/Primary Ring: Premium Carbon Grade; Tungsten Carbide, Silicon Carbide;
Static Seals: Fluorocarbon, EPR, PTFE- Encapsulated Fluorocarbon, Nitrile, Perfluoroelastomer

SS-670/SS-676 Dimentions(mm)
A B C
18 32.0 27.5
20 33.3 27.5
22 36.0 27.5
24 38.1 30.0
25 39.0 30.0
28 42.0 32.5
30 44.0 32.5
32 46.0 32.5
33 47.0 32.5
35 49.2 32.5
38 52.4 34.0
40 55.6 34.0
43 58.7 34.0
45 58.7 34.0
48 61.9 34.0
50 65.1 34.5
53 68.3 34.5
55 71.0 34.5
60 74.6 39.5
65 84.1 39.5
70 87.3 45.0
75 95.3 45.0
80 98.4 44.5
85 104.8 44.5
90 108.0 49.5
95 114.3 49.5
100 120.7 49.5
105 131.7 48.3
110 138.1 48.3
115 144.5 48.3

SS-670/SS-676 Dimentions(mm)
A B C
0.750  1.312 1.250
0.875  1.437 1.250
0.937  1.500 1.250
1.000 1.562 1.250
1.125 1.687 1.250
1.250 1.812 1.312
1.375 1.937 1.437
1.500 2.062 1.437
1.625 2.187 1.437
1.750 2.312 1.437
1.875 2.437 1.500
2.000 2.562 1.500
2.125 2.687 1.500
2.250 2.812 1.562
2.375 2.937 1.562
2.500 3.187 1.562
2.625 3.312 1.625
2.750 3.437 1.625
2.875 3.625 1.687
3.000 3.750 1.687
3.125 3.875 1.750
3.250 4.000 1.750
3.375 4.125 1.750
3.500 4.250 1.875
3.625 4.375 1.875
3.750 4.500 1.875
3.875 4.625 1.875
4.000 4.750 1.875
4.250 5.187 1.903
4.500 5.438 1.903
4.750 5.688 1.903
5.000 5.938 1.903
5.250 6.213 1.903

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