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Stokes Piston Pump 412H-11 300 cfm REBUILT w/ 1 Year Warranty

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SKU: 40.74630.02

Please Contact us for Shipping Rates OIL : 48 QTS

Additional information

Weight 800 lbs
New / Rebuilt

Level of Vacuum

CFM / L/M (Displacement)

Inlet / Exhaust

Motor

Power Options

,

Description

All rotary piston high vacuum pumps rebuilt and sold through AVAC have been completely disassembled, cleaned, re-machined and carefully inspected for wear by our factory trained technicians. Units are assembled with all-new wear parts, including, shaft seals, exhaust valves, gaskets, springs, oil distribution valves and bearings prior to undergoing an extended performance test to meet or exceed OEM specifications. All pumps are then painted, detailed, and pass a final quality assurance inspection prior to shipping. A final test certificate is provided with each pump, which will be covered with a one-year warranty.

The Stokes vacuum oil sealed piston pumps offer maximum reliability and performance in the industries most efficient, space-saving design. These rugged pumps have been thoroughly engineered to maximize uptime and extend operating life. The pumps can be used individually or with mechanical booster pumps to increase both performance and ultimate vacuum. Stokes piston pumps are the industry-standard pump for many industries, including:

  • Automotive
  • Heat treating
  • Metallurgy
  • Vacuum melting
  • Vacuum coating

Different fluids, such as PFPE fluids, corrosive configurations, and motor voltages are available. Please call for details. Where indicated by price, most models are available new or completely remanufactured, covered with a full one year warranty.

Stokes Piston Pump 412H-11 300 cfm REBUILT w/ 1 Year Warranty Specifications

PUMP   412J
Displacement

 

m³h⁻¹ / ft³min⁻¹

 -
50 Hz (swept volume) 510 / 300
60 Hz swept volume) (AVS) m³h⁻¹ / ft³min⁻¹ 510 / 300

Ultimate vacuum (total pressure)

without gas ballast

mbar
Torr
< 1.3 x 10⁻²
< 1.0 x 10⁻²
With gas ballast mbar
Torr
2.6 x 10⁻¹
2 x 10⁻¹
Motor size kw/hp 7.5 / 10
Motor rprn 1800
Intel connection inch 4 inch ASA/ANSI Flange
Exhaust connection inch 3 inch ASA/ANSI Flange or 3 inch NPT
Cooling medium   Water
Water inlet connection inch  1/2 inch NPT
Water outlet connection inch  1/2 inch NPT

Recommended cooling flow                          @ 85 °F / 30 °C

l min⁻¹ / gal min⁻¹ 7.6 / 2
Water vapor pumping rate kg h⁻¹ / lb h⁻¹  10.45 / 23 46 / 12
Oil capacity liter/gal 46 / 12
Noise level dB(A) < 83
Dimensions L x W x H mm
inch
1022 x 661 x 1314 40 1/4 x 25 5/8 x 51 3/4
Weight kg / lbs 794 / 1750

Click Below for Specification Sheet

Stokes Edwards 412 H

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