The Agilent NHS-35 Diffusion Pump

State: In stock

Available in 2 in. and 16 in. through 35 in. sizes, the low-cost HS-series pumps provide high speed, low ultimate pressure, high throughput, high tolerable forepressure, and low backstreaming. The HS-Series diffusion pumps come with full thermal protection and optional quick-cool coils. The 16 in. through 35 in. pumps come with sight glass/fill and drain assemblies, and are available with ASA or ISO flanges.

Warranty: No warranty infomation

Price: Contact us

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Delivery time: 8h00 - 18h00 daily
Genuine product, provided width CO, CQ
03 months of free warranty for consumable and accessories
12 months of free warranty for main equipment
Accessorie's price is applied only when purchased with
main equipment
Contact us for any particular accessory's quotion

Email: info@redstarvietnam.com Every day in week

Features
Specifications
Downloads
Comments

Features

Five-stage stainless steel fractionating jet purifies fluid.
High tolerable forepressure.
Full thermal protection.
Fluid-level sight glass provides quick indication of pump fluid status at all times.
Foreline baffle prevents fluid loss to backing system.
Optional halo baffle cold cap reduces backstreaming without adding height.
Standard gauge port (NW-25) below inlet flange included.
Optional quick cool coil.
Please note that this item is controlled for export by the Nuclear Suppliers Group. Accordingly, you may be required to obtain an export license from the U. S. Department of Commerce prior to exporting this pump from the United States. Please consult the U. S. Export Administration Regulations, ECCN 2B231, for further guidance.

Order Information

Part Number	Description
X3900-68003	Heater wire, 10 AWG, precut 196 inches, for HS-32/HS-35 diffusion pump
K0377169	O-ring kit, for NHS-35 diffusion pump
F1749001	Heater clamping plate, for NHS-35 diffusion pump
K1857335	Halo baffle, 35 inch for NHS-35 diffusion pump
F6097301	Sightglass service kit, for NHS-35 diffusion pump
L6370001	Heat shield, reusable, NHS-35 diffusion pump
K9050005	Thermostat, upper switch, set at 104 °C, for HS-32 and NHS-35 diffusion pump
K9050006	Thermostat, lower switch, set at 316 °C, for NHS-35 diffusion pump
L9699001	Heater insulator, NHS-35 diffusion pump
78536002	Gasket for NHS-35 Diffusion Pump, ISO 800 Inlet Flange o-ring
647235248	Heater, NHS-35 diffusion pump, all voltages, without leads

Technical Specifications

Pumping Speed, Operating Range Pumping Speed, AVS 4.1 (1963)	28,000 l/s air, 35,000 l/s He and H2 50,000 l/s Air
Maximum Throughput	25 T-l/s (33 mbar l/s) in operating range, 35 T-l/s (45 mbar-l/s) @ 0.01 torr
Operating Range	9 x 10-4 to < 5 x 10-8 torr (1.2 x 10-3 < 6.5 x 10-8 mbar)
Maximum Forepressure	No Load – 0.55 torr (0.71 mbar), Full Load – 0.40 torr (0.52 mbar)
Recommended Backing Pump	≥ 300 cfm (510 m3/hr)
Backstreaming Rate, Standard Cold Cap
Warmup Time	60 minutes
Cooldown Time	180 minutes
Fluid Charge	3 U.S. gallons (11.3 liters)
Electrical Requirements	3 ph, 50/60 Hz, 240/415/480 VAC
Pump Power	24,000 watts
Cooling Water Requirements	4 gpm (800 l/hr) at 60-80°F (15-26°C)
Recommended Fluid	DC-704