Specifications
Mechanical Seal Type 21DIN1.Equivalent to:John Crane Type 521,AES Seal P03,Flowserve 240,Latty T400,Sterling 522,Vulcan 24
Type 21DIN Shaft Seal for Pump
Dimensions
• Metal parts: SS304, SS316
Equivalent to
• Burgmann to MG912/ D1-G60 seal
• Crane 521 seal
• AES Seal P03
• Flowserve 240 seal
• Latty T400 seal
• Roplan RB03 seal
• Roten 52/ L4K seal
• Sealol 43 Din seal
• Sterling 522 seal
• Vulcan 24 seal
Operating Range
• Shaft diameter: d1 = 10… 100 mm (0.394" ... 3.94")
• Pressure: Up to 10 bar (145 PSI)
• Temperature: t = -30 °C … +200 °C (-22 °F … +392 °F)
• Sliding velocity: vg = 13 m/s (2500 fpm)
• Admissible axial movement: ±2.0 mm
Process Of An Order
1. Please check product detailed information above.
A. Model/Shaft Size B. Face Material C. Order Quantity.
2. Our Export Service Team will contact you with a quotation file within 3 hours after our team get your
enquiry.
3. When you place an order, our team will confirm with you about ordered product information, package,
method of payment and delivery, then a sales contract will be sent to you to confirm.
4. Packing: Cardboard box (absorbing wrapper inside).
5. How to delivery:
By sea - Buyer appoint forwarder, or our sales team find suitable forwarder for buyers.
By air - Buyer provide your express account, or our sales team find suitable express for buyers.
Others - We arrange to delivery goods to some place in China appoint by buyers.
Real Products
Item Parts
| Part No. | A | B | C | D | E | F |
| Description | Seal Face | Seat | Spring | Retainer | Elastomer Bellows | Drive Band |
Features
• For plain shafts
• Single and dual seal
• Elastomer bellows rotating
• Unbalanced
• Eliminates damage to bellows
• Eliminates drive failure
Advantages
• Self-aligning unit automatically adjusts for shaft end play and run-out
• Eliminates potential shaft fretting damage between the seal and shaft
• Positive mechanical drive protects the elastomer bellows from overstressing
• Single coil spring improves tolerance to clogging
• Simple to fit and completely field repairable
• Can be used with practically any type and type of mating ring
Recommended applications
• Water and waste water technology • Food and beverage industry
• Pulp and paper industry • Water and waster water pumps
• Water, waste water, slurries (up to 5 % by weight) • Pulp (up to 4 % otro)
• Centrifugal pumps • Rotary and turbine pumps
• Compressors • Mixers
• Blenders • Chillers
• Agitators
Welcome To Visit Our Factory - Located in the tourism city - Hangzhou -West Lake.