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405M | Bronze Close Coupled Flexible Impeller Pump

The Rubber Impeller Pump Bronze Close Coupled - Model 405M is a high-quality, durable pump designed for maximum corrosion resistance and efficient performance. This pump is ideal for handling fresh or salt water and water solutions, making it perfect for various industrial and marine applications. Its compact and portable design ensures easy installation and maintenance, while the robust construction guarantees long-lasting reliability.

Features:

  • Durability: Constructed from high-quality bronze and stainless steel for long-lasting performance. 

  • Versatility: Suitable for a wide range of applications across various industries. 

  • Efficiency: Designed for optimal performance with minimal maintenance. 

  • Safety: Optional vacuum switch shut-off enhances operational safety. 

  • Ease of Use: Compact, portable design with easy impeller replacement for hassle-free maintenance. 

  • All Bronze Construction: Ensures maximum corrosion resistance and durability. 

  • Stainless Steel Shafts: Provides strength and longevity, reducing maintenance needs. 

  • Portable and Compact: Easy to transport and install in various settings. 

  • Easy Impeller Replacement: Simplifies maintenance and reduces downtime. 

  • Vacuum Switch Shut-off Optional: Enhances operational safety and control. 

  • AC Power Cord: Convenient power connection for easy setup. 

Motor/Engine Part #

Various models (see models tab)

Horsepower

3/4 HP to 1 HP (0.56 kW to 0.75 kW)

Speed

1725 RPM to 1800 RPM

Enclosure

ODP, TEFC, XP

Voltage

115/230 AC (single phase), 230/460 AC (three phase), 12/24 DC

Materials

Bronze body, stainless steel shafts, Neoprene or Buna N impellers

Temperature Range

40°F to 140°F (4°C to 60°C)

Suction Lift

Up to 15 ft (4.6 m) when fully primed

Flow Rate

Up to 25 GPM (95 LPM)

Discharge Pressure

Up to 42.8 PSI (2.95 BAR)

 

Model

Part

HP

Speed (RPM)

Enclosure

Voltage

OB405M-04M26

OB7048 

3/4 

1725 

ODP 

115/230 AC single phase 

OB405M-04M35 

OB9903 

3/4 

1725 

TEFC 

115/230 AC single phase 

OB405M-04M97 

OB8470 

3/4 

1725 

TEFC 

230/460 AC three phase 

 OB405M-07M09

OB8758 

3/4 

1725 

XP 

115/230 AC single phase 

OB405M-04N26 

OB7055 

1725 

ODP 

115/230 AC single phase 

OB405M-04N95 

OB8476 

1725 

ODP 

230/460 AC three phase 

OB405M-04M74 

OB8224 

3/4 

1800 

TEFC 

24 DC 

OB405M-04M75 

OB7996 

3/4 

1800 

TEFC 

12 DC 

OB405M-04N76 

OB9759 

1800 

TEFC 

24 DC 

OB405M-04N75 

OB2472 

1800 

TEFC 

12 DC 

OB405MG-03UGY 

OB7230 

Gasoline Engine 

 

Exploded View 405M

 

Item

Part Name

Quantity

OB405M-04

OB405M-04M26

OB405M-04N26

OB405M-04M26

OB405M-04N26

OB405M-03UGY

1

Body

1 Qty.

OB7040

OB7040

OB7040

OB7040

OB7040

OB7040

2

Cover

1 Qty.

OB6625

OB6625

OB6625

OB6625

OB6625

OB6625

3

Shaft Exten.

1 Qty.

OB7041

OB7041

OB7041

OB7041

OB7041

OB7041

4 (3)(5)

Impeller

1 Qty.

OB6603

OB6603

OB6603

OB6603

OB6603

OB6603

5 (3)

Seal Assy.

1 Qty.

OB32230

OB32230

OB32230

OB32230

OB32230

OB32230

6

Key

1 Qty.

OB5475

OB5475

OB5475

OB5475

OB5475

OB5475

7 (3)

O-Ring

1 Qty.

OB8230

OB8230

OB8230

OB8230

OB8230

OB8230

8

Screw

4 Qty.

OB5504

OB5504

OB5504

OB5504

OB5504

OB5504

9

Key

1 Qty.

OB6845

OB6845

OB6845

OB6845

OB6845

OB6845

12(2)

Wire Nut

2 Qty.

---

OB9857

OB9857

0

0

0

13

Collar

1 Qty.

OB5886

OB5886

OB5886

OB5886

OB5886

OB5886

14

Adapter

1 Qty.

OB7459

OB7459

OB7459

OB7459

OB7459

0

15

Screw

1 Qty.

OB5595

OB5595

OB5595

OB5595

OB5595

OB5595

16

Screw

4 Qty.

OB5411

OB5411

OB5411

OB5411

OB5411

0

17(1)

Handle Motor

1 Qty.

 ---

OB9773

OB9773

OB9773

OB9773

0

18(4)

Vaccum Switch

1 Qty.

---

---

---

OB7046

OB7046

OB7290

19

Nipple

1 Qty.

---

---

---

OB7050

OB7050

0

20(2)

Short Cord

1 Qty.

---

---

---

OB7047

OB7047

0

21

Motor

1 Qty.

---

OB7048

OB7055

OB7048

OB7055

0

22(2)

Long Cord

1 Qty.

---

OB7044

OB7044

OB7044

OB7044

0

23

Engine

1 Qty.

---

---

---

---

---

OB7230

24

Base

1 Req'd

---

---

---

---

---

OB6742

25

Adapter

1 Req'd

---

---

---

---

---

OB7517

26

Screw

4 Req'd

---

---

---

---

---

OB7610

27

Handle Engine

1 Req'd

---

---

---

---

---

OB6765

28

Screw

4 Req'd

---

---

---

---

---

OB6057

29

Nut

4 Req'd

---

---

---

---

---

OB5597

30

Washer

1 Req'd

OB6631

OB6631

OB6631

OB6631

OB6631

OB6631

-

Repair Kit

-

OB10955

OB10955

OB10955

OB10955

OB10955

OB10955

Vaccum Switch Kit (4)

0

0

---

---

---

OB10798

OB10798

OB10798

1 - When (OB9773) handle is used, two item 16 (OB5411) screws are replaced with two (OB5974) screws  and two (OB6831) flat washers.

2 - Items 10, 11, 12, 20 & 22 are not shows in illustration

3 - Repair Kit contains items 4, 5 & 7.

4 - Vaccum Switch Kit contains items 11, 19, 20, 23 and two (OB7298) terminal rings.

5 - Impeller in Buna (-07) is OB8515, Repair Kit is OB12220.


 

Pump & Motor

OB405M-04M26 | OB7048

OB405M-04M35 | OB9903

OB405M-04M97 | OB8470

OB405M-07M09 | OB8758

OB405M-04N26 | OB7055

OB405M-04N95 | OB8476

OB405M-04M75 | OB7996

OB405M-04N76 | OB9759

OB405MG-03UGY | OB7230

 

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