NES 7u
(more info)
  NES 7u Mechanical Pusher Seal - equivalent to John Crane 9
 

Equivalent to John Crane* 9

 

Operating Conditions:

Pressure: Up to 17 kg/cm2
Temperature: -20 C ~ 230 C
Speed: Up to 25 m/s

 

Materials:

Face: Carbon, SiC, SSiC, TC
Seat: Ceramic, SiC, SSiC, TC
Metal: 304SS, 316SS

Cross Specification Chart

Cross Specification Chart for NES 7u mechanical seal equivalent to John Crane 9 Cross Specification Chart for NES 7u mechanical seal equivalent to John Crane 9
 
     

Additional Notes:

PTFE wedge seals with compact design permits use in almost all types of pumps. Seals can be easily repaired and/or converted to O-Ring seals.

D3’ D4’ and L3’ suit John Crane* Type 109, others suit John Crane* Type 9. D11, D12 and L45 are the dimensions of Drive Pin.

Standard Seat Compatibility:

NES P mechanical seal seat

NES P is equivalent to John Crane* AG

specification chart in Inches

Alternative Seat Compatibility:

NES W mechanical seal seat

NES W is equivalent to John Crane* V

specification chart in Metric

specification chart in Inches

 

   
NES S mechanical seal seat

NES Z is equivalent to John Crane* PG

specification chart in Inches

 

   
 

 

   

  * The John Crane and Flexibox trademarks are trademarks of their respective owners, and neither entity is affiliated with NE Seal Ind. Prod. LTD, its products, or its website, and does not manufacture, sponsor, or endorse its products.