Mechanical Seal

Mechanical seal model H7N can Replace BURGMANN H7N.our Mechanical seal
model H75 can BURGMANN H75 and MTU DR1-HS. The normal material combination
include SIC/RESIN CARBON/NBR/SS304,sic/sic/nbr/ss304,tc/tc/nbr/ss316

Seal size d(mm)	d₀	d₁	d₆	d₇	l₂	l_1k
25	30	45	34	40	36.0	47.5
28	33	48	37	43	38.5	50.0
30	35	50	39	45	38.5	50.0
33	38	55	42	48	38.5	50.0
35	40	57	44	50	38.5	50.0
38	43	60	49	56	38.5	52.5
40	45	62	51	58	38.5	52.5
43	48	65	54	61	38.5	52.5
45	50	67	56	63	38.5	52.5
48	53	70	59	66	38.5	52.5
50	55	72	62	70	42.5	57.5
53	58	79	65	73	42.5	57.5
55	60	81	67	75	42.5	57.5
60	65	86	72	80	47.5	62.5
65	70	91	77	85	47.5	62.5
70	75	99	83	92	52.0	70.0
75	80	104	88	97	52.0	70.0
80	85	109	95	105	51.8	70.0
85	90	114	100	110	56.8	75.0
90	95	119	105	115	56.8	75.0
95	100	124	110	120	57.8	75.0

Mechanical seal model 58Ucan Replace AESSEAL M03S ,BURGMANN BT-C5.KU,CRANE 58U , and MTU DR3-S,which is widely used for industrial pumps

Seal size d(mm)	d₃	d₄	l_1k	l₃	d₆	d₇
14	24	26	35.0	23.0	21	25
16	26	28	35.0	23.0	23	27
18	32	34	37.5	24.0	27	33
20	34	36	37.5	24.0	29	35
22	36	38	37.5	24.0	31	37
24	38	40	40.0	26.7	33	39
25	39	41	40.0	27.0	34	40
28	42	44	42.5	30.0	37	43
30	44	46	42.5	30.5	39	45
32	46	48	42.5	30.5	42	48
33	47	49	42.5	30.5	42	48

Seal size d(mm)	d3	d4	l1k	I3	d6	d7
35	49	51	42.5	30.5	44	50
38	54	58	45.0	32.0	49	56
40	56	60	45.0	32.0	51	58
43	59	63	45.0	32.0	54	61
45	61	65	45.0	32.0	56	63
48	64	68	45.0	32.0	59	66
50	66	70	47.5	34.0	62	70
53	69	73	47.5	34.0	65	73
55	71	75	47.5	34.0	67	75
58	78	83	52.5	39.0	70	78
60	80	85	52.5	39.0	72	80

Seal size d(mm)	d3	d4	l1k	I3	d6	d7
63	83	88	52.5	39.0	75	83
65	85	90	52.5	39.0	77	85
68	88	93	52.5	39.0	81	90
70	90	95	60.0	45.5	83	92
75	95	104	60.0	45.5	88	97
80	104	109	60.0	45.0	95	105
85	109	114	60.0	45.0	100	110
90	114	119	65.0	50.0	105	115
95	119	124	65.0	50.0	110	120
100	124	129	65.0	50.0	115	125

mechanical seal model 58UR can replace ITT seals,which is widely used for FLYGT PUMP and mining industry.The normal material combination include TC/TC/VITON/SS304/2CR13 and Resin carbon/TC/viton/ss304/2cr13

Model	d1 (mm)	d₃	d₇	l₁	l₃	Conform
TS58UR-60C	60	93.0	103.0	36	20.2	58UR-60B
TS58UR-60D	60	93.0	85.5	36	13.0	58UR-60A
TS58UR-90	90	116.5	115.0	32	16.0	\

Mechanical seal model 58B and 59B can Replace AESSEAL M04S,BURGMANN BT-C5.KB,CRANE 58B and MTU DR3-HS,which is widely used for industrial pumps

Seal size d(mm)	d₂	d₃	d₄	l₁k	l₂	l₃	d₆	d₇
14	18	32	34	42.5	18	30.5	21	25
16	20	34	36	42.5	18	30.5	23	27
18	22	36	38	45.0	20	31.5	27	33
20	24	38	40	45.0	20	31.5	29	35
22	26	40	42	45.0	20	31.5	31	37
24	28	42	44	47.5	20	34.2	33	39
25	30	44	46	47.5	20	34.5	34	40
28	33	47	49	50.0	20	37.5	37	43
30	35	49	51	50.0	20	38.0	39	45
32	38	54	58	50.0	20	38.0	42	48
33	38	54	58	50.0	20	38.0	42	48
35	40	56	60	50.0	20	38.0	44	50
38	43	59	63	52.5	23	39.5	49	56
40	45	61	65	52.5	23	39.5	51	58
43	48	64	68	52.5	23	39.5	54	61
45	50	66	70	52.5	23	39.5	56	63
48	53	69	73	52.5	25	39.5	59	66
50	55	71	75	57.5	25	44.0	62	70
53	58	78	83	57.5	25	44.0	65	73
55	60	80	85	57.5	25	44.0	67	75
58	63	83	88	62.5	25	49.0	70	78
60	65	85	90	62.5	25	49.0	72	80
63	68	88	93	62.5	25	49.0	75	83
65	70	90	95	62.5	25	49.0	77	85
70	75	95	104	70.0	28	55.5	83	92
75	80	104	109	70.0	28	55.5	88	97
80	85	109	114	70.0	28	55.0	95	105
85	90	114	119	75.0	28	60.0	100	110
90	95	119	124	75.0	28	60.0	105	115
95	100	124	129	75.0	28	60.0	110	120
100	105	129	134	75.0	28	60.0	115	125

mechanical seal model 502 can replace AESSEAL B07S and CRANE 502 ,which is widely used for industrial pumps. BO seat and BP seat are usually used for 502 type.

Seal size d(mm)	d₃	d₆	d₇	l₁k	l₄
12	22.6	18.5	22.5	32.5	12.0
14	24	21	25	35.0	12.0
16	26	23	27	35.0	12.0
18	32	27	33	37.5	13.5
20	34	29	35	37.5	13.5
22	36	31	37	37.5	13.5
24	38	33	39	40.0	13.3
25	39	34	40	40.0	13.0
28	42	37	43	42.5	125.0
30	44	39	45	42.5	12.0
32	46	42	48	42.5	12.0
33	46	42	48	42.5	12.0
35	49	44	50	42.5	12.0
38	54	49	56	45.0	13.0
40	56	51	58	45.0	13.0
43	59	54	61	45.0	13.0
45	61	56	63	45.0	13.0
48	64	59	66	45.0	13.0
50	66	62	70	47.5	13.3
55	71	67	75	47.5	13.3
60	80	72	80	52.5	13.3
65	85	77	85	52.5	13.3
70	89	83	92	60.0	14.5
75	96	88	97	60.0	14.5
80	104	95	105	60.0	15.0
85	108	100	110	60.0	15.0
90	114	105	115	65.0	15.0
95	118	110	120	65.0	15.0
100	124	115	125	65.0	15.0

mechanical seal model 57U is widely used for industrial pumps. The normal material combination include 99ceramic/resin carbon/viton/ss304 and sic/resin carbon/viton/ss304

Seal size d(mm)	d	d₃	d₇	l₁	l₃	l₄	Type
25	25	39.0	50.0	34.0	19.5	\	C
28	28	45.0	54.0	30.2	28.0	21.3	B
35	35	52.0	64.0	32.5	28.0	21.3	B
40	40	57.0	70.0	32.0	28.0	21.3	B
55	55	73.0	75.0	30.0	16.5	\	D
60A	60	78.0	92.0	40.0	27.0	21.6	B
60B	60	78.0	92.0	44.0	27.0	21.6	B

Seal size (inches)	d	d₃	d₇	l₁	l₃	l₄	Type
11/4″	31.8	46.0	50.800	42.0	26.5	\	D
13/8″	34.9	49.2	53.975	35.7	20.8	\	C
15/8″	41.3	58.5	60.325	45.0	16.2	\	D
13/4″	44.5	60.0	62.000	44.0	20.5	\	A
17/8″	47.6	65.0	66.675	38.9	20.8	\	C
21/8″	54.0	71.2	71.400	43.0	20.8	\	A