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Self aligning 502 Elastomer Bellow Seal Mechanical Water Pump Seal

Minimum Order Quantity : 5PC Price : Negotiated
Packaging Details : box as requirement Delivery Time : 20-30DAYS
Payment Terms : T/T, Western Union, L/C Supply Ability : 100000PC/Month
Place of Origin: MADE IN CHINA Brand Name: JR
Certification: ISO9001 Model Number: 502

Detail Information

Material: SIC SIC FKM CAR CER NBR Function: For Oil Pump, Water Pump
Transport Package: Box HS Code: 848420090
Specification: John Crane Mechanical Seal Type 502 Replacement Certificate: ISO9001
Type: 502 Standard: Standard
Style: Bellows Mechanical Seals 502 Replacement: John Crane 502 Seal Aesseal B07 Seal Sterling 524 Seal
High Light:

Self Aligning Elastomer Bellow Seal


502 Elastomer Bellow Seal


Self Aligning 502 Mechanical Water Pump Seal

Product Description

Mechanical Water Pump Seal John Crane Seal 502 Seal Elastomer Bellow Seal For Aesseal B07 Seal Sterling 524 Seal


Operational Conditions:

  1. 502 Mechanical Seals are full convolution elastomeric bellows designed for confined spaces and limited gland depths. Self aligning feature compensates for excessive shaft end play and run out.
  2. Temp. In seal chamber: -30⁰C to 220⁰C
  3. Pressure in seal chamber: < 4mpa
  4. Linear velocity: < 20 m/sec
  5. Pressure: 40 bar
  6. Speed: 13 m/s


  • Rotary Face: Carbon / SIC.
  • Stationary Seat: Ceramic / SIC.
  • Bellows: NBR / EPDM / FKM.
  • Spring: SS304 / SS316.
  • Metal Parts: SS304 / SS316.

Performance Capabilities


 john crane 502mechanical seal rotary seal mixer seal
Operational Condtions
-40℃ to 200℃ dependent on the elastomer
14mm to 100mm
Face: Carbon, SiC, TC
Pressure:Up to 25 bar
Seat: Ceramic, SiC, TC
Speed:Up to 20 m/s
Elastomer:NBR, EPDM, FKM
End Play /axial float Allowance:±1.0mm
Other Metal Parts : SS304, SS316
  • 1.Replacement to:
  • John Crane 502 seal
  • Aesseal B07 seal
  • Sterling 524 seal
  • 2. Our seals can replace the original seals.


Self aligning 502 Elastomer Bellow Seal Mechanical Water Pump Seal 0

Self aligning 502 Elastomer Bellow Seal Mechanical Water Pump Seal 1Self aligning 502 Elastomer Bellow Seal Mechanical Water Pump Seal 2

We are engaged in manufacture and installation exporting and wholesaling quality range of Industrial Seal, Single Spring Seal, Balance and Unbalance Spring Seal, External Mounted Seal, PTFE Bellow External Mounted Seal, Catridge Balance Seal, Multiple Spring Balance Seal, Dry Running Reverse Balance Seal, Agitator Double Acting Unbalance Seal, Single Conical Helical Spring, Rubber Bellow Seal, Multi Spring Seal, Metal Bellow Seal, Elastomer Bellow Seal, Conical Spring Seal, Air Condition Compressor Seal, Auto Cooling Seal, Metallic Bellow Seal,

All ranges of mechanical seals for Flygt Pumps, Grundfos Pumps, Pumps, APV Pumps, Grindes Pumps, Fristam, ABS, Alleeiler, EMU, GEA

Tunchenhagen, Godwin, Hidrostal, Hilge, Johnson, Lowara, Waukesha, Vogelsang Pumps etc.


At the meantime, we could manufacture seals according to your sample or drawing, and design as your request,Customization: Changes of materials for getting other operating parameters are possible. Contact us with your requirements.



Question 1: Are you a factory or a trade company?
Answer: We are a factory and have our top sales for the trade service.


Question 2: Can I try to get a SAMPLE before the order?
Answer: Sure. You can ask for the samples. Usually they're free.


Question 3: Where is your factory located? How can I visit there?
Answer: Our factory is located in Ningbo, China. You can fly to Ningbo or Shanghai airport directly. All our clients, from home or abroad, are warmly welcome to visit us!


Question 4: How does your factory do regarding quality control?
Answer: Quality is priority. We always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001 authentication.


Question 5: How about the lead time?
Answer: Within10-20 days after getting the prepayment.


Question 6: How can we pay?
Answer: For small sample shipping cost, you can pay either by paypal or by T/T. And by T/T at sight for large amount of the order.


Question 7: If OEM available?
Answer: Yes, we provide all of our products OEM /ODM service.


Question 8: If I can buy pumps or pump parts from your company?
Answer: Yes , we also provide pumps and pump parts, such as Lobe pumps, Compound & homogeneous pumps, Homogeneous & emulsification pumps and so on

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