Goulds API 3171 API 610 Compliant VS4 Vertical Sump Pumps

Summary

Product identification

The Goulds API 3171 is an API 610 Compliant VS4 Vertical Sump Pump. It is fully compliant with API 610 9th/10th edition and ISO 13709 VS4 sump pump standards.

Operating limits

• Capacities to 3180 GPM (722 m³/h)
• Heads to 525 feet (160 m)
• Temperatures to 450° F (232° C)
• Pit Depths to 20 feet (6 m)

Design features

• Compliant thrust bearing arrangement:
  • Grease or oil mist compatible
  • Duplex single row with machined brass cages
  • INPRO® bronze labyrinth seals
• Compliant disc coupling balanced to AGMA 9
• Fully compliant bearing spans
• 300# discharge flanges as standard
• 1/2" diameter lubelines for steady bearings
• Integral lifting eyes
• Many interchangeable parts with Model 3171

Optional features

• Single Seal Vaporproof Construction:
  • Used where emissions control is required
  • Gasketed fits and dry-running seal keep vapors in the sump
• Double Seal Vaporproof Construction:
  • Double seal offers additional protection for critical services
  • Optional flush plans are available
• Common Options:
  • Optional bearings
  • Optional soleplate (pit cover)
  • Jacketed construction
  • Tank flange support plate

Materials of Construction

• Casing: A216 WCB, A743 CF8M, A890 Gr. 4A, A890 Gr. 5A
• Impeller: A536 65-45-12, A436 Type 2, A216 WCB, A487 CA6NM, A743 CF8M, A743 CF8M, A890 Gr. 4A, A890 Gr. 5A
• Thrust Bearings: 40 Degree angular contact w/ machined brass cage
• Shaft: A582 S41600, A276 S31600, A276 S31803, A479 S32750
• Bearing Shell: A216 WCB
• Suction Cover: A216 WCB, A743 CF8M, A890 Gr. 4A, A890 Gr. 5A
• Strainer: 316 plate, A890 Gr. 4A, A890 Gr. 5A
• Support Plate: Carbon steel
• Flush Tubing: As specified
• Column: Carbon steel, A312 316L, A790 S31803, A790 S32750
• Discharge Pipe: Schedule 40, A53 Gr. F, A312 316L, A790 S31803, A790 S32750
• Steady Bearings: Carbon or as specified
• Motor Support: A48 Cast iron
• Discharge Elbow: A216 WCB, A351 CF3M, A890 Gr. 4A, A890 Gr. 5A
• Labyrinth Seals: Bronze INPRO®
• Gaskets: Nitrile acrylic
• Bolt – Column to Casing: A193 B8M
• Bolt – Elbow to Casing: B574 S10276

---

Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the complete OEM PDF datasheet. Contractual data for any project must always match the specific OEM PDF revision used for that project.

Official datasheet (PDF)

Lenntech datasheet mirror