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Brand Name : JR
Model Number : 6
Certification : iso9001
Place of Origin : MADE IN CHINA
MOQ : 100PC
Price : Negotiated
Payment Terms : T/T, Western Union, L/C
Supply Ability : 10000000PC/Month
Delivery Time : 10DAYS
Packaging Details : box as requirement
Material : SIC SIC FKM Cer Car Nbr
Function : for Oil Pump, Water Pump
Transport Package : box
HS Code : 848420090
Specification : John Crane type 6 mechanical seal
Certificate : ISO9001
Type : John crane seal
Standard or Nonstand : Standard
Style : Mechanical Seal
Size : 3/8”, 1/2”, 5/8”, 3/4”, 7/8”, 1”
Type 6 Elastomer Bellows Seals For 5/8" Shafts Single Spring Mechanical Seal
Operations Conditions:
John crane type 6 mechanical seal
 Temperature:-20ºC to +120ºC
 Pressure:≤0.6bar
 Speed:≤10m/s
 Materials:
ROTARY FACES: Carbon Graphite, Silicon Carbide, Tungsten Carbide
 STATIONARY SEATS: Ceramic, Silicon Carbide, Tungsten Carbide
 BELLOWS: Buna, FKM, EPDM, Aflas, Neoprene
 METAL PARTS: 304 SS standard or 316 SS option available
Performance Capabilities:
| Packing | Individual packing ,1 pc in 1 small box is available as well | 
1. it is equivalent to John crane type 6 mechanical seal
2. Our seals can replace the original seals.
3.If it is not the one you need ,you can pass us your drawing ,material,shaft size for quotation.
4.Customized products and OEM is welcomed
5. We provide Factory Price,High Quality ,Fast Delivery and Best Sevice.





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
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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