Burgma Replace M7N Wave Spring Mechanical Seals Industrial Pool Water Pump

Price Negotiable

Price: consult

MOQ: 10/PCS

Delivery Time: 5-8 word days

Brand: YUE MI

Product Description

M7N mechanical seal:

Advantages mechanical seal M7N.
Universal application opportunities.
Efficient stock keeping due to easily interchangeable faces.
Extended selection of materials.
Insensitive to low solids contents.
Flexibility in torque transmissions. Self cleaning effect.

Product Description

Parameter Category	Specifications	Reference
Model	M7N (Single-End Non-Balanced Design, Compliant with EN12756/DIN24960 Standard)
Shaft Diameter Range	14-200 mm (Customizable for Non-Standard Sizes)
Operating Temperature	-50°C to 220°C (Material-Dependent: FKM/NBR/EPDM for Auxiliary Seals)
Pressure Limit	≤2.5 MPa (Standard); ≤6 MPa for Balanced Variants (H7N/H75/H76 Series)
Seal Face Materials	Silicon Carbide (SiC), Tungsten Carbide (WC), Alumina Ceramic (AlO), Graphite
Auxiliary Seal Materials	NBR, FKM, EPDM, Silicone Rubber, PTFE
Compatible Media	Water, Oil, Weakly Corrosive Liquids (Requires Flushing System for Particulates)
Speed Limit	≤20 m/s (Axial/Circumferential)
Key Design Features	- Single-End, Non-Balanced Design - Multi-Spring or Bellows Compensation - Universal Rotation Direction
Installation Requirements	- Radial Shaft Runout ≤0.04 mm - Axial Movement ≤0.5 mm (Shaft Diameter ≤25 mm) - Clean Sealing Chamber

Operational Conditions

Temperature	-30ºC to 200ºC, dependent on the elastomer
Pressure	Up to 16 bar
Speed	Up to 20 m/s
End play/axial float allowance	±0.1mm
Size	14mm to 100mm
Brand	YUEMI
Face	Carbon, SiC, TC
Seat	Carbon, SiC, TC
Elastomer	NBR, EPDM, VITON
Spring	SS304, SS316
Metal parts	SS304, SS316

Size/	Code	D1	D2	D3	L1	L2	L
Metric	Code	D1	D2	D3	L1	L2	L
14	140	25	21	24	25	10	35
16	160	27	23	26	25	10	35
18	180	33	27	32	26	11.5	37.5
20	200	35	29	34	26	11.5	37.5
22	240	37	31	36	26	11.5	37.5
24	250	39	33	38	28.5	11.5	40
25	280	40	34	39	28.5	11.5	40
28	300	43	37	42	31	11.5	42.5
30	320	45	39	44	31	11.5	42.5
32	330	48	42	46	31	11.5	42.5
33	350	48	42	47	31	11.5	42.5
35	380	50	44	49	31	11.5	42.5
38	400	56	49	54	31	11.5	45
40	430	58	51	56	31	14	45
43	450	61	54	59	31	14	45
45	480	63	56	61	31	14	45
48	600	66	59	64	31	14	45
50	500	70	62	66	32.5	14	47.5
53	530	73	65	69	32.5	15	47.5
55	550	75	67	71	32.5	15	47.5
58	580	78	70	78	37.5	15	52.5
60	600	80	72	80	37.5	15	52.5
63	630	83	75	83	37.5	15	52.5
65	650	85	77	85	37.5	15	52.5
68	680	90	81	88	34.5	18	52.5
70	700	92	83	90	42	18	60
75	750	97	88	99	42	18	60
80	800	105	95	104	41.8	18.2	60
85	850	110	100	109	41.8	18.2	60
90	900	115	105	114	46.8	18.2	65
95	950	120	110	119	47.8	17.2	65
100	1000	125	115	124	47.8	17.2	65