NES 20u-D
(more info)
NES 20u-D Pusher Type Seal

Equivalent to Burgmann M74D


Operating Conditions:

Pressure: Up to 16 kg/cm2
Temperature: -20 C ~ 200 C
Speed: Up to 20 m/s



Face: SS, Carbon, SiC, TC
Seat: Carbon, Ceramic, SiC, TC
O-Ring: NBR, EPDM, Viton
Metal: 304SS, 316SS

Cross Specification Chart

Cross Specification Chart for NES 20u-D equivalent to Burgmann M74D

Additional Notes:

Outside mounted seal designed specifically for top-entry agitator and mixer. Stationary sanitary glands are available on request.

Standard Seat Compatibility:

NES A mechanical seal seat

NES A is equivalent to Burgmann G9

specification chart in Metric

Alternative Seat Compatibility:

NESEAL - NES B Seal Seat

NES B is equivalent to DURO RO

specification chart in Metric


NESEAL - NES H Seal Seat

NES H is equivalent toBurgmann G13

specification chart in Metric


NESEAL - NES I Seal Seat

NES I is equivalent to Burgmann G4

specification chart in Metric