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Mechanical seal R-M74D

Mechanical seal R-M74D

Double mechanical seal R-M74D it is used in faecal and submersible pumps for sewage, dirty water or mildly aggressive liquids. Analogue of mechanical seals: Burgmann M74D, Anga VD.

Temperature: -20~200°C

Pressure: ≤1.6 MPa

Speed: ≤20 m/sec

Materials:

Rotary ring: Carbon/SIC/TC;
Stationary ring: Carbon/SIC/TC;
Bellows: EPDM/VITON/NBR;
Spring: SS304/SS316;
Metal parts: SS304/SS316.

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d1 (H6)	d3 (Max)	d6	d7 (h8)	L3 (±0.5)	L4
18	33	27	33	38.0	11.5
20	35	29	35	38.0	11.5
22	37	31	37	38.0	11.5
24	39	33	39	38.0	11.5
25	40	34	40	38.0	11.5
28	43	37	43	39.0	11.5
30	45	39	45	39.0	11.5
32	47	42	48	39.0	11.5
33	48	42	48	39.0	11.5
35	50	44	50	39.0	11.5
38	55	49	56	41.0	14.0
40	57	51	58	42.0	14.0
43	60	54	61	42.0	14.0
45	62	56	63	42.0	14.0
48	65	59	66	42.0	14.0
50	67	62	70	43.0	15.0
53	70	65	73	43.0	15.0
55	72	67	75	43.0	15.0
58	79	70	78	56.0	15.0
60	81	72	80	56.0	15.0
63	84	75	83	55.0	15.0
65	86	77	85	55.0	15.0
68	89	81	90	55.0	18.0
70	91	83	92	56.0	18.0
75	99	88	97	56.0	18.0
80	104	95	105	56.0	18.2
85	109	100	110	56.0	18.2