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| Categories | Water Pump Mechanical Seal |
|---|---|
| Brand Name: | YUE MI |
| Model Number: | T21 |
| Certification: | ISO SGS |
| Place of Origin: | Guangzhou, China |
| MOQ: | 30/PCS |
| Price: | consult |
| 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 |
| Seals Type: | Pool Pump Seal |
| Export Area: | All Over The World |
| Installation: | Easy to Install |
| Keywords: | mechanical seal |
| Tungsten Carbide Seal: | Water Pump Seal |
| Customization: | Accept |
| Balance: | Unbalanced |
| Function: | JOHN CRANE Pump |
| Traemark: | YUE MI |
| Features: | High Temperature Resistance, Corrosion Resistance, Wear Resistance |
| Type: | Single Spring |
| Company Info. |
| YUEMI |
| Verified Supplier |
| View Contact Details |
| Product List |
YUEMI pump mechanical seal
Alternative to: John crane type 21 seal/AES P04/ P04T seal/
Flowserve ( Pac-Seal) 110 seal/ Roten 21A seal/ SEALOL 43 CU Short/
/ STERLING 212A /VULCAN 11 seal
The Type 21 is ideal for use in centrifugal, rotary and turbine pumps, compressors, chillers and other rotary shaft equipment. It is also commonly used by the wastewater and water systems industries for applications such as waste treatment, potable water and HVAC.
| TEMPERATURE LIMITS | -40°F to 400°F/-40°C to 205°C (depending on materials used) |
|---|---|
| PRESSURE LIMITS | 150 psi(g)/10 bar(g) |
| SPEED LIMITS | Up to 2500fpm/13m/s, depending on configuration and shaft size |

| SIZE/INCH | d | D3 | D31 | D6 | D7 | L3 | L4 |
| 0.500 | 12.7 | 24.0 | 22.8 | 19.05 | 25.40 | 20.62 | 7.95 |
| 0.625 | 15.8 | 26.7 | 26.7 | 23.80 | 31.75 | 22.23 | 10.31 |
| 0.750 | 19.0 | 31.2 | 30.4 | 26.97 | 34.93 | 22.23 | 10.31 |
| 0.875 | 22.2 | 33.6 | 33.4 | 30.15 | 38.10 | 23.80 | 10.31 |
| 1.000 | 25.4 | 43.2 | 39.3 | 33.32 | 41.28 | 25.40 | 11.10 |
| 1.125 | 28.5 | 46.5 | 42.0 | 36.50 | 44.45 | 26.97 | 11.10 |
| 1.250 | 31.7 | 49.5 | 45.8 | 39.70 | 47.63 | 26.97 | 11.10 |
| 1.375 | 34.9 | 52.7 | 49.3 | 42.85 | 50.80 | 28.58 | 11.10 |
| 1.500 | 38.1 | 56.0 | 52.8 | 46.05 | 53.98 | 28.58 | 11.10 |
| 1.625 | 41.2 | 62.2 | 55.5 | 50.80 | 60.33 | 34.93 | 12.70 |
| 1.750 | 44.4 | 66.0 | 61.0 | 53.97 | 63.50 | 34.93 | 12.70 |
| 1.875 | 47.6 | 66.0 | 64.0 | 57.15 | 66.68 | 38.10 | 12.70 |
| 2.000 | 50.8 | 73.0 | 66.0 | 60.33 | 69.85 | 38.10 | 12.70 |
| 2.125 | 53.9 | 73.5 | 71.5 | 60.33 | 76.20 | 42.85 | 14.27 |
| 2.250 | 57.1 | 79.6 | 79.6 | 61.90 | 79.38 | 42.85 | 14.27 |
| 2.375 | 60.3 | 82.0 | 79.6 | 65.10 | 82.55 | 46.05 | 14.27 |
| 2.500 | 63.5 | 85.0 | 81.5 | 68.25 | 85.73 | 46.05 | 14.27 |
| 2.625 | 66.6 | 88.5 | 84.6 | 71.42 | 85.73 | 49.20 | 15.88 |
| 2.750 | 69.8 | 92.7 | 90.0 | 74.60 | 88.90 | 49.20 | 15.88 |
| 3.000 | 76.2 | 102.0 | 96.8 | 80.95 | 98.43 | 52.37 | 15.88 |
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