3657/3757 Stainless Steel Pumps by Goulds

Goulds 3657 Single Stage End Suction

Product Features

  • - Precision investment cast 316 stainless steel liquid end components for corrosion resistance and strength
  • - Frame Mounted Design: Flexibility of installation and driver arrangements.
  • - Close-Coupled Design: Compact design saves space and simplifies installation.

Product Overview

Commercial Enclosed Impeller 316 Stainless Steel End Suction Pumps
G&L Series 3657/3757

Pure water feed or transfer
Chemical feed or transfer
Pharmaceutical services
Food or beverage services, not requiring FDA rating
Condensate return
Water reclamation and treatment

Features and Benefits Continued:

  • Enclosed Impeller Design: Maximum efficiency and service life with no need for clearance adjustment. Key driven shaft connection with locknut.
  • Back Pull-Out Design: Simplifies maintenance by allowing the casing to remain in the piping during disassembly.
  • Casing features: Investment cast AISI type 316 stainless steel, volute design for maximum efficiency. Vertical discharge standard, field modifiable to four standard positions.
  • Shaft and Sleeve: High strength steel, keyed design non-wetted. Protected from pumpage by O-ring seal and hooked design AISI type 316 stainless steel shaft sleeve.
  • Mechanical Seals: Standard John Crane Type 21 seal with carbon versus ceramic faces, Viton elastomers and 316 stainless steel metal components. Options are available for high temperature and mild abrasives.
  • Drive Motors: NEMA standard JM frame (close coupled) or T frame (frame mounted) are available in both single and three phase with a variety of enclosures and voltages to match your service requirements.