YUEMI
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 500/Set/Month |
| Delivery Time | 5-8 word days |
| Packaging Details | Details Carton |
| Stainless Steel Material | SS304.SS316 |
| Model No | 551 |
| Standard Or Nonstand | Standard |
| Quality Control | 100% Control |
| Leadtime | in Stock |
| Package | Standard Export Package |
| Oem Service | Available |
| Origin | Guangzhou, China |
| Export Area | All over the world |
| Traemark | YUEMI |
| Style | Customizable |
| Brand Name | YUE MI |
| Model Number | 551 |
| Certification | ISO SGS |
| Place of Origin | Guangzhou, China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 500/Set/Month |
| Delivery Time | 5-8 word days | Packaging Details | Details Carton |
| Stainless Steel Material | SS304.SS316 | Model No | 551 |
| Standard Or Nonstand | Standard | Quality Control | 100% Control |
| Leadtime | in Stock | Package | Standard Export Package |
| Oem Service | Available | Origin | Guangzhou, China |
| Export Area | All over the world | Traemark | YUEMI |
| Style | Customizable | Brand Name | YUE MI |
| Model Number | 551 | Certification | ISO SGS |
| Place of Origin | Guangzhou, China | ||
| High Light | 551 spring mechanical seal for water pumps ，Bgm M3n M32n M37 mechanical seal ，MTU 551 water pump seal | ||
Mediums: oil, water, weak acid, alkali, and organic solvents.
Customization: Changes of materials for getting other operating parameters are possible. Contact us with your requirements
| Size d(mm) | d3 | BT | G4 | G9 | G6 | |||||||||
| d7 | l1 | l3 | d7 | l1 | l3 | d7 | d8 | l1 | l3 | d7 | l1 | l3 | ||
| 8 | 18 | 17.1 | 15 | 5.5 | 19.2 | 11.9 | 7.0 | |||||||
| 10 | 19 | 18.1 | 15 | 5.5 | 19.2 | 15.5 | 6.6 | 21 | 3 | 15.5 | 10 | 21 | 15.5 | 6.6 |
| 11 | 20 | 20.6 | 18 | 5.5 | ||||||||||
| 12 | 21 | 20.6 | 18 | 5.5 | 21.6 | 16.0 | 5.6 | 23 | 3 | 16.0 | 10 | 23 | 16.0 | 6.6 |
| 13 | 22 | 23.0 | 22 | 6.0 | ||||||||||
| 14 | 23 | 23.1 | 22 | 6.0 | 24.6 | 16.5 | 5.6 | 25 | 3 | 16.5 | 10 | 25 | 16.5 | 6.6 |
| 15 | 24 | 26.9 | 22 | 7.0 | 24.6 | 18.0 | 6.6 | |||||||
| 16 | 26 | 26.9 | 23 | 7.0 | 28.0 | 18.0 | 7.5 | 27 | 3 | 18.0 | 10 | 27 | 18.0 | 6.6 |
| 17 | 26 | 26.9 | 23 | 7.0 | ||||||||||
| 18 | 29 | 30.9 | 24 | 8.0 | 30.0 | 19.5 | 8.0 | 33 | 3 | 19.5 | 11.5 | 33 | 19.5 | 7.5 |
| 19 | 31 | 30.9 | 25 | 8.0 | 35.0 | 22.0 | 7.5 | |||||||
| 20 | 31 | 30.9 | 25 | 8.0 | 35.0 | 22.0 | 7.5 | 35 | 3 | 22.0 | 11.5 | 35 | 22.0 | 7.5 |
| 22 | 33 | 35.4 | 25 | 8.0 | 35.0 | 21.5 | 7.5 | 37 | 3 | 21.5 | 11.5 | 37 | 21.5 | 7.5 |
| 23 | 36 | 35.4 | 27 | 8.0 | ||||||||||
| 24 | 35 | 35.4 | 27 | 8.0 | 38.0 | 23.5 | 7.5 | 39 | 3 | 23.5 | 11.5 | 39 | 23.5 | 7.5 |
| 25 | 36 | 38.2 | 27 | 8.5 | 38.0 | 26.5 | 7.5 | 40 | 3 | 26.5 | 11.5 | 40 | 26.5 | 7.5 |
| 26 | 37 | 38.2 | 27 | 8.5 | 40.0 | 26.5 | 8.0 | |||||||
| 28 | 40 | 43.3 | 29 | 9.0 | 42.0 | 26.5 | 9.0 | 43 | 3 | 26.5 | 11.5 | 43 | 26.5 | 7.5 |
| 30 | 43 | 43.3 | 30 | 9.0 | 45.0 | 26.5 | 10.5 | 45 | 3 | 26.5 | 11.5 | 45 | 26.5 | 7.5 |
| 32 | 46 | 43.3 | 30 | 9.0 | 48.0 | 28.5 | 10.5 | 48 | 3 | 28.5 | 11.5 | 48 | 28.5 | 7.5 |
| 33 | 47 | 53.5 | 39 | 11.5 | 28.5 | 28.5 | ||||||||
| 34 | 48 | 53.5 | 39 | 11.5 | ||||||||||
| 35 | 49 | 53.5 | 39 | 11.5 | 52.0 | 28.5 | 11 | 50 | 3 | 28.5 | 11.5 | 50 | 28.5 | 7.5 |
| 36 | 50 | 53.5 | 39 | 11.5 | ||||||||||
| 38 | 53 | 60.5 | 39 | 11.5 | 55.0 | 33.5 | 10.3 | 56 | 4 | 33.5 | 14.0 | 56 | 33.5 | 9.0 |
| 40 | 56 | 60.5 | 39 | 11.5 | 58.0 | 36.0 | 10.8 | 58 | 4 | 36 | 14.0 | 58 | 36.0 | 9.0 |
| 42 | 59 | 60.5 | 39 | 11.5 | 62.0 | 38.5 | 12.0 | |||||||
| 43 | 59 | 60.5 | 39 | 11.5 | 62.0 | 38.5 | 12.0 | 61 | 4 | 38.5 | 14.0 | 61 | 38.5 | 9.0 |
| 44 | 60 | 65.5 | 41 | 11.5 | ||||||||||
| 45 | 61 | 65.5 | 41 | 11.5 | 64.0 | 39.5 | 11.6 | 63 | 4 | 39.5 | 14.0 | 63 | 39.5 | 9.0 |
| 48 | 64 | 65.5 | 41 | 11.5 | 68.4 | 46.0 | 11.6 | 66 | 4 | 46.0 | 14.0 | 66 | 46.0 | 9.0 |
| 50 | 66 | 72.5 | 45 | 11.5 | 69.3 | 45.0 | 11.6 | 70 | 4 | 45.0 | 15.0 | 70 | 45.0 | 9.5 |
| 53 | 69 | 73 | 4 | 47.0 | 15.0 | 70 | 47.0 | 9.5 | ||||||
| 55 | 71 | 72.5 | 47 | 11.5 | 75.4 | 49.0 | 13.3 | 75 | 4 | 49.0 | 15.0 | 75 | 49.0 | 11.0 |
| 58 | 76 | 78.4 | 55.0 | 13.3 | 78 | 4 | 55.0 | 15.0 | 78 | 55.0 | 11.0 | |||
| 60 | 78 | 79.3 | 49 | 11.5 | 80.4 | 55.0 | 13.3 | 80 | 4 | 55.0 | 15.0 | 80 | 55.0 | 11.0 |
| 63 | 83 | 83 | 4 | 55.0 | 15.0 | 83 | 55.0 | 11.0 | ||||||
| 65 | 84 | 84.5 | 51 | 11.5 | 85.4 | 55.0 | 13.0 | 85 | 4 | 55.0 | 15.0 | 85 | 55.0 | 11.0 |
| 68 | 88 | 91.5 | 55.0 | 13.7 | 90 | 4 | 55.0 | 18.0 | 90 | 55.0 | 11.3 | |||
| 70 | 90 | 89.5 | 51 | 11.5 | 92.0 | 57.0 | 13.0 | 92 | 4 | 57.0 | 18.0 | 92 | 57.0 | 11.3 |
| 75 | 98 | 94.5 | 57 | 11.5 | 99.0 | 62.0 | 14.0 | 97 | 4 | 62.0 | 18.0 | 97 | 62.0 | 11.3 |
| 80 | 100 | 99.5 | 59 | 11.5 | 104.0 | 61.8 | 15.0 | 105 | 4 | 61.8 | 18.2 | 105 | 61.8 | 12.0 |
Basic Features
Structure: Single End
Pressure: Low Pressure Mechanical Seals
Speed: General Speed Mechanical Seal
Temperature: General Temperature Mechanical Seal
Performance: Wear
Standard: DIN24960, ISO3069, GB6556
Model NO.: 551, 551A, BT-RN
Balance: Unbalanced
Specification: Inner Diameter: 10 mm to 55 mm
Product Detailed Description
BESTSEAL Type 551 551A Single Coil Spring Mechanical Seal for Water Pumps, Temperature Control Pumps, Vacuum Pumps and Heat-exchange Oil Pumps
Structural Features: single end, unbalanced, conical spring, dependent direction of rotation, spring transmission. This seal component has a simple structure, high compatibility and stable performance with great spring compensation.
Industrial Standards: DIN24960, ISO3069, GB6556
Scopes of Application: widely used in water pumps, temperature control pumps, vacuum pumps and heat-exchange oil pumps. Mainly used in leathering, waste water treatment, plastic, and food machinery industry. This product can be an alternative to similar products such as John Crane Type 551 or EagleBrgmann BT-RN.
Company Details
Year Established:
2002
Total Annual:
3000000-5000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Guangzhou Yuemi Mechanical Seals Co., Ltd Guangzhou Yuemi Mechanical Seals Co., Ltd. is a professional enterprise engaged in the design, development, manufacturing, and sales of various mechanical seals. We have complete production and testing equipment, and a high-quality workforce. It has f... Guangzhou Yuemi Mechanical Seals Co., Ltd Guangzhou Yuemi Mechanical Seals Co., Ltd. is a professional enterprise engaged in the design, development, manufacturing, and sales of various mechanical seals. We have complete production and testing equipment, and a high-quality workforce. It has f...
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