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Major Repair Kit 8920MRK, Old Style, for Welch Rotary Vane Vacuum Pump 8920, 8920MRK

Condition: New

Item#:PN13883

Mfr Part#:8920MRK

Manufacturer:Welch

PRICE:

$590.30

Web savings:

$80.30

YOU PAY:

$510.00

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New Major Repair Kit 8920MRK, Old Style, for Welch Rotary Vane Vacuum Pump 8920, 8920MRK

Features:

PN 8920MRK
Outstanding Quality
Major Repair Kit
For Model 8920

Overview
Specifications
Service & Repair

Major Repair Kit 8920MRK, Old Style, for Welch Rotary Vane Vacuum Pump 8920, 8920MRK

Major Repair Kit for Model 8920.

The Major Repair Kit includes:

413327 Vane,Exhaust,Gx, qty.2

413329 Vane,Intake,Gx, qty.2

411401e-01Kit,Shaft Seal,.625", qty.1

412732 Key,Woodruff,Steel,#403, qty.1

412782 Valve,Exhaust, qty.1

412783 Spring,Valve,Conical,S/S, qty.1

412962 Seal,Shaft,3/8", qty.1

412963 O'ring,Viton,2.57 X 1.78 Mm, qty.1

412969 Holder,Spring, qty.1

412972 Spring,Vane,Comp.,Plt. Stl. , qty.2

412977 Seal,Shaft,.625",Buna, qty.1

412988 Seal,Shaft,5/8", qty.1

412991 Spring,Int. Valve,Conical,S/S, qty.2

412996 Spring,Vane,Compression,S/S, qty.4

413048 Valve,Bypass, qty.2

413073 Sleeve,Coupling, qty.1

417320 O'ring,Viton,10.77 X 2.62 Mm, qty.1

612118a Valve,Gas Ballast,Viton, qty.1

612119a Spring,Valve,Compression,S/S, qty.1

612130a O'ring,Viton,17.12 X 2.62 Mm, qty.1

612204a Spring,Gas Ballast,Comp.,S/S, qty.1

612231 O'ring,Shaped,Ring,Viton, qty.1

619224b Gasket,Pump,Beaded, qty.1

619282a O'ring,Viton,7.65 X 1.78 Mm, qty.1

619284a O'ring,Viton,24.99 X 3.53 Mm, qty.1

619371a Valve,Bypass,C-0599, qty.3

619385a Spring,Bypass Valve,Comp.,S/S, qty.3

619388a Spring,Relief,Compression,S/S, qty.1

619480a Pad,Drip,Felt, qty.1

A&J Vacuum Repairs / Rebuilds and Services all Welch 8915, 8920, 8925 Vacuum Pumps including belt driven Welch pumps service pumps and all other Welch vacuum pumps. Please contact us for information on service program or click here http://www.ajvs.com/service.php to go to our Service page. We also offer Emergency service upon request. For more information Please contact A&J Vacuum Services at 973-249-0854.

This item is non-returnable/non-refundable

Major Repair Kit 8920MRK, Old Style, for Welch Rotary Vane Vacuum Pump 8920, 8920MRK

Major Repair Kit for Model 8920.

The Major Repair Kit includes:

413327 Vane,Exhaust,Gx, qty.2

413329 Vane,Intake,Gx, qty.2

411401e-01Kit,Shaft Seal,.625", qty.1

412732 Key,Woodruff,Steel,#403, qty.1

412782 Valve,Exhaust, qty.1

412783 Spring,Valve,Conical,S/S, qty.1

412962 Seal,Shaft,3/8", qty.1

412963 O'ring,Viton,2.57 X 1.78 Mm, qty.1

412969 Holder,Spring, qty.1

412972 Spring,Vane,Comp.,Plt. Stl. , qty.2

412977 Seal,Shaft,.625",Buna, qty.1

412988 Seal,Shaft,5/8", qty.1

412991 Spring,Int. Valve,Conical,S/S, qty.2

412996 Spring,Vane,Compression,S/S, qty.4

413048 Valve,Bypass, qty.2

413073 Sleeve,Coupling, qty.1

417320 O'ring,Viton,10.77 X 2.62 Mm, qty.1

612118a Valve,Gas Ballast,Viton, qty.1

612119a Spring,Valve,Compression,S/S, qty.1

612130a O'ring,Viton,17.12 X 2.62 Mm, qty.1

612204a Spring,Gas Ballast,Comp.,S/S, qty.1

612231 O'ring,Shaped,Ring,Viton, qty.1

619224b Gasket,Pump,Beaded, qty.1

619282a O'ring,Viton,7.65 X 1.78 Mm, qty.1

619284a O'ring,Viton,24.99 X 3.53 Mm, qty.1

619371a Valve,Bypass,C-0599, qty.3

619385a Spring,Bypass Valve,Comp.,S/S, qty.3

619388a Spring,Relief,Compression,S/S, qty.1

619480a Pad,Drip,Felt, qty.1

Get started with your repair:

We can have a repair estimate ready for your equipment within the hour of submission.

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High quality service guaranteed

A&J Vacuum Services provides repairs on all types of High Vacuum equipment. We perform Turbomolecular Pump repair, Turbo Pump Repair, Dry Pump repair, Vacuum Pump repair and Mass Spectrometer repair. Our highly trained technicians will deliver the highest quality service and satisfaction.

We operate at our own full service repair facility which allows us to quickly and economically perform all repairs in a timely manner. Our advandced machinery enables us to handle all facets of the service and repair process. AJVS utilizes industry standard vibration analysis equipment and advanced testing equipment to troubleshoot and minimize all equipment failures. Our in-house machine shop is capable of machining various components, prototypes and housing conversions as needed.

AJVS repair process:

Repair Steps

Full incoming inspection and run up time check, vibration check, drive inspection.
Full disassembly of the pump, decontamination and cleaning.
Pump is balanced utilizing state-of-the-art equipment from the world leader in equipment balancing and analysis to reduce noise and vibrations and extend bearings life.
Assembly and replacement of all necessary parts such as shafts, bushings, bearings, sleeves, O-rings, gaskets, seals, wicks, etc. Only parts that meet or surpass OEM specifications are used to ensure dependable highest quality service and log pump life.
Final test and leak check. The pump in fully assembled condition is checked for vacuum seal. Leak test to 1 x 10 -Mbar l/s. Vibrations are analyzed and test data is digitally recorded.

We can repair your: