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By certification 
AS-R8BT is to replace Pump seals Johncrane 8BT
SUGGESTED OPERATING LIMITS
Temperature:-20-180℃
Speed: ≤15m/s
Pressure:≤ 2.5Mpa
COMBINED MATERIAL
Rotary face: Carbon/SIC/TC
Stat Ring: Ceramic/SIC/TC
Seat Type: Standard AS-SP, Alternative AS-ORSA
Description
Narrow profile, multiple spring seal, designed for the common American ANSI B73-1974 centrifugal pump standard.
AS-R8BT is balanced designs for stepped-shafts.
The stock size is always set by the shaft size under the seal body.
A PTFE backup ring is recommended to be specified for higher pressure ‘O’-Ring applications.
How is our delivery time?
1.7-10 days for component seals standard ones;
2.10-15 days for standard metal bellow seals;
3. 25-30 days for cartridge seals&agitator seals&others
(If you are our constant customer,we could also keep stock for you to save your cost)
Welcome to buy the quality johncrane mechanical seals type 8bt with o ring seat,,rotary shaft seal to replace johncrane seals 8bt,good quality from china supplier made in China in stock from us, which is competitive in its delicate equipment and good performance. We are one of the leading such manufacturers in China, offering you the customized service. We won't let you down.
