M74 Multiple Spring Mechanical Seal, Pump Seal with G9 Seat

We specialize in the production of various specifications of double mechanical seal, sic seal, WB3 Mechanical Seal, our goal is to become one of your most reliable partners. The company brings together a large number of middle and senior technical personnel and operators with rich practical experience, with strong technical force and strong R&D capabilities. Our company has established long-term cooperative relations with many manufacturers and can provide a steady stream of goods for new and old customers! We will continue to adhere to the direction of innovative industry. Our company has first-class technology, warm service, strong research and development strength and production efficiency.

Equivalent to:

● Eagle Burgmann M7N/M74

Operating Limits:

● Temperature: -20℃ - +220℃

● Pressure：≤ 16bar

● Speed: ≤ 20m/s

● Shaft Size: 14mm - 200mm

Materials:

● Seal Rings: A,B,Q1/12,Q2/22, U1/12,U2/22

● Elastomer: VITON, EPDM, NBR, FFKM, AFLAS

● Metal Part: SS304, SS316, Duplex, Hastelloy C

Assembly Dwg:

Dimension (mm):

D	d3	d6	d7	l1	l3
14	25	21	25	35.0	10.0
16	27	23	27	35.0	10.0
18	33	29	33	37.5	11.5
20	35	29	35	37.5	11.5
22	37	31	37	37.5	11.5
24	39	33	39	40.0	11.5
25	40	34	40	40.0	11.5
28	43	37	43	42.5	11.5
30	45	39	45	42.5	11.5
32	47	42	48	42.5	11.5
33	48	42	48	42.5	11.5
35	50	44	50	42.5	11.5
38	55	49	56	45.0	14.0
40	57	51	58	45.0	14.0
43	60	54	61	45.0	14.0
45	62	56	63	45.0	14.0
48	65	59	66	45.0	14.0
50	67	62	70	47.5	15.0
53	70	65	73	47.5	15.0
55	72	67	75	47.5	15.0
58	79	70	78	52.5	15.0
60	81	72	80	52.5	15.0
63	84	75	83	52.5	15.0
65	86	77	85	52.5	15.0
68	89	81	90	52.5	18.0
70	91	83	92	60.0	18.0
75	99	88	97	60.0	18.0
80	104	95	105	60.0	18.2
85	109	100	110	60.0	18.2
90	114	105	115	65.0	18.2
95	119	110	120	65.0	17.2
100	124	115	125	65.0	17.2

*Related introduction*

The mechanical seal system includes：

① Seals: Single mechanical seal, double seal, multiple seals or combined seals, etc.;

② Seal type and model;

③ Sealing material;

④ Sealed box;

⑤ Auxiliary device-circulation device, cooling-heating device, etc.;

⑥ Piping plan;

⑦ Matching accessory one shaft sleeve and gland.

We have been ISO9001, CE, and GS certified and strictly adhere to their excellent specifications for M74 Multiple Spring Mechanical Seal, Pump Seal with G9 Seat. We will optimize the industrial layout and enhance brand value through a series of innovative measures. We insist on taking science and technology and the market as the leader, taking talent training as the foundation, based on the market, pioneering and innovating, and have maintained a steady growth momentum.

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