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Product name : John Crane Mechanical Seal 9b
Item : JR 9B
keyword : John Crane Mechanical Seal 9b
Feature : John Crane Mechanical Seal 9b
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  Details:

Mechanical seal-multiple spring which are availble in a wide varietyh of elastomers for handing practically every industril fluid. All components
are held togther by a snap ring in a unized construction design and can
be repaired easily on-site.

 

High Quality Multiple Spring O-ring Mechanical Seals


Description:

Replacement to:

John Crane T109B,

John Crane T9B

Aesseal M02 seal

Sterling 290B seal

Operations Conditions:
Temperature:-40ºC to +250ºC
Pressure:≤1.2MPa
Speed:≤15m/s


Operations Conditions:
Temperature:-40ºC to +250ºC
Pressure:≤1.2MPa
Speed:≤15m/s
Materials: 
Stationary Ring:Silicon Carbide  Reaction Bonded,Ceramic(Alumina),Silicon Carbide   Sintered Pressureless

Rotary Ring:Antimony Impreg. Carbon Graphite,Resin Impregnated
Carbon Graphite(Furan),Silicon Carbide  Reaction Bonded,Silicon Carbide  Sintered
Pressureless 
Secondary Seal:Pure PTFE
Spring and Metal Parts:Stainless Steel,Stainless Steel,Hastelloy C-4 Alloy
Seat Type:
Standard:JR16
Alternative:JRN,JRT21
Applications:Strong corrosive fluids

 

Operational Conditions:

 

Temperature:

 -40ºCto+250ºC

Pressure:

≤1.2MPa

Speed:

≤15m/s

Materials:

 

Stationary Ring:

Q2,V1,Q1

Rotary Ring:

A,B,Q2,Q1

Secondary Seal:

T

Spring and Metal Parts:

F,G,M

Seat Types:

 

Standard:

JR16

Alternative:

JRN,JRT21

Applications:

Strong corrosive fluids

 




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