Reliable Supplier Tc Oil Seal - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng

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Reliable Supplier Tc Oil Seal - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng Detail:

Description:
687 Mechanical Seal
For big compressors and industrial pumps
Replacing the mechanical seal of John Crane 680

Operational Conditions:
Temperature: -75℃ to +200℃
Pressure: ≤2.0MPa
Speed: ≤23m/s

Materials:
Stationary Ring：TC, Silicon Carbide
Rotary Ring：Carbon ,Silicon Carbide,TC
Secondary Seal：NBR,EPDM,Viton
Bellows：Steel
Spring and Metal Parts：Steel

Applications:
Oil, light hydrocarbon,
aromatic Hydrocarbon,
organic solvents,
week acids, ammonia

d(inch)	D3	L1
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	2.063	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
3.880	4.625	1.875
4.000	4.750	1.875

d(mm)	D3	L1
18	32	27.7
20	33.3	27.7
22	36	27.7
24	38.1	30.2
25	39	30.2
28	42	32.7
30	44	32.7
32	46	32.7
33	47	32.7
35	49.2	32.7
38	52.4	34.2
40	55.6	34.2
43	58.7	34.2
45	58.7	34.2
48	61.9	34.2
50	65.1	34.7
53	68.3	34.7
55	71	34.7
60	74.6	39.7
65	84.1	39.7
70	87.3	45.2
75	95.3	45.2
80	98.4	44.7
85	104.8	44.7
90	108	49.7
95	114.3	49.7

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The really abundant projects management experiences and 1 to just one provider model make the high importance of business enterprise communication and our easy understanding of your expectations for Reliable Supplier Tc Oil Seal - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng, The product will supply to all over the world, such as: Macedonia, Pakistan, Buenos Aires, Our company insists on the purpose of "takes service priority for standard, quality guarantee for the brand, do business in good faith, to provide professional, rapid, accurate and timely service for you". We welcome old and new customers to negotiate with us. We will serve you with all sincerity!

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