Mechanical Seal

Mechanical seal model HRN can replace BURGMANN HRN,which belong to machined mechanical
seal and widely used for industrial pumps

Seal size d(mm)	d₃	d₆	d₇	d8	d₁₀	l₁k	l₃	f	Mx
18	33	27	33	3	34.7	375	195	3.0	4
20	35	29	35	3	36.7	375	195	3.0	4
22	37	31	37	3	38.7	375	195	3.0	4
24	39	33	39	3	40.7	40.0	205	35	5
25	40	34	40	3	41.7	40.0	205	35	5
28	43	37	43	3	44.7	425	215	35	5
30	45	39	45	3	46.7	425	215	35	5
32	48	42	48	3	49.7	425	215	35	5
33	48	42	48	3	49.7	425	215	35	5
35	50	44	50	3	51.7	425	215	35	5
38	56	49	56	4	57.7	45.0	24.0	4.0	6
40	58	51	58	4	59.7	45.0	24.0	4.0	6
43	61	54	61	4	62.7	45.0	24.0	4.0	6
45	63	56	63	4	64.7	45.0	24.0	4.0	6
48	66	59	66	4	67.7	45.0	24.0	4.0	6
50	70	62	70	4	71.7	475	25.0	4.0	6
53	73	65	73	4	74.7	475	25.0	4.0	6
55	75	67	75	4	76.7	475	25.0	4.0	6
58	78	70	78	4	80.5	525	28.0	4.0	6
60	80	72	80	4	82.5	525	28.0	4.0	6
63	83	75	83	4	85.5	525	28.0	4.0	6
65	85	77	85	4	87.5	525	28.0	4.0	6
68	90	81	90	4	92.5	525	28.0	4.0	6
70	92	83	92	4	94.5	60.0	34.0	6.0	8
75	97	88	97	4	100.5	60.0	34.0	6.0	8
80	105	95	105	4	108.5	60.0	34.0	6.0	8
85	110	100	110	4	113.5	60.0	34.0	6.0	8
90	115	105	115	4	118.5	65.0	39.0	10.0	8
95	120	110	120	4	123.5	65.0	39.0	10.0	8
100	125	115	125	4	128.5	65.0	39.0	10.0	8

Mechanical seal model X can replace ITT seals,which is widely used for FLYGT PUMP and mining industry.
The normal material combination include SIC/SIC/nbr/ss304,TC/TC/NBR/SS304,TC/TC/VITON/SS316

Seal size d(mm)	d₃	d₇	l₁	l₃
20	42.5	55.5	36.5	11.0
22	47.0	45.5	32.6	9.0
25	54.0	50.5	38.6	10.0
28	54.0	50.5	38.6	10.0
30	54.0	50.5	38.6	10.0
35	62.0	60.5	39.8	11.0

mechanical seal model XA can replace ITT seals,which is widely used for FLYGT PUMP and mining industry.The normal material combination include resin carbon/ceramice/nbr/ss304,TC/TC/NBR/SS304,TC/TC/VITON/SS316

Seal size d(mm)	d3	d6	d7	l1	l3
XA-20	45.2	\	36	21.5	7.2
XA-25	54.0	35.2	42	21.0	6.0
XA-35	69.8	50.3	56	25.7	10.2

Mechanical seal model XC-45 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

TS XC-45 TS XB-35

Rotary Ring (Carbon/Ceramic/TC)

Stationary Ring (Ceramic/TC)

Secondary Seal (NBR/VITON)

Spring & Other Parts (65Mn/SUS304/SUS316)

Other Parts (Plastic)

Mechanical seal model XD can replace ITT seals,which is widely used for FLYGT PUMP and mining industry.The normal material combination include
SIC/SIC/NBR/SS304,TC/TC/VITON/SS304/2CR13 ,TC/TC/NBR/SS304

Seal size d(mm)	d	d₁	d₃	d₇	l₁	l₃
30	\	\	50	46.0	37.6	24.6
35	35	\	67	53.5	42.8	10.3
45	\	\	65	63.0	39.5	26.5
60	60	55	83	83.0	44.3	28.0
60A	60	55	83	80.0	44.5	28.0
80	80	75	106	100.0	47.3	30.3