A157

 


A157
SINGLE SPRING SEAL "O" RING STYLE

Features and Benefits:
• Machined head is standard to withstand more rigorous
conditions
• Uni-directional (dependent on shaft rotation)
• Rugged single spring minimizes clogging in stuffing
box
• 316 SS Standard Material to withstand wider variety
of aggressive fluids
• Inserted protected faces
• Multiple face and elastomer choices
• Set screw lock collar improves setting and drive reliability

Standard Materials of Construction:
• Faces:
• Carbon Graphite (Resin Impregnated), Antimony-
Impregnated Carbon, Silicon Carbide, Tungsten
Carbide

• Elastomers:
• Buna, Viton®, Aflas®, Neoprene, EPDM

• Metallurgy:
• 304, 316, Monel

Operating Limits:

• Pressure: to 200 PSI
• Temperature: -40°F to +400°F

 
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