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ARO 637434 Pneumatic Diaphragm Pump Service Kit OEM
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ARO 637434
Genuine OEM service kit for restoring ARO pneumatic diaphragm pumps to peak operating performance
| Brand | ARO |
| Model | 637434 |
| Voltage | Not specified |
| Country of Origin | USA |
| Weight | 1.8 kg |
| Dimensions | 25 x 20 x 15 cm |
| Warranty | 6 months |
| Certifications | CE, ATEX, ISO 9001 |
| SKU / MPN | 637434 |
| What’s in the box | Diaphragms, balls, seats, gaskets, O-rings, hardware, installation instructions |
| Compatible Pump Type | ARO 1-inch Pneumatic Diaphragm Pump |
| Kit Contents | Diaphragms, Balls, Seats, Gaskets, O-rings |
| Diaphragm Material | PTFE (Teflon) with elastomer backing |
| Ball Material | PTFE / Santoprene options |
| Seat Material | Polypropylene or Stainless Steel |
| Operating Pressure | Up to 100 PSI (6.9 bar) |
Key benefits: OEM-quality replacement parts, extends pump service life, reduces downtime, maintains original performance specs, complete kit in one package
Typical applications: Chemical transfer, paint and coatings handling, wastewater treatment, mining slurry transfer, food and beverage processing, OEM pump rebuilds
Lifecycle: Active product, OEM-supported with long-term parts availability
1 review for ARO 637434 Pneumatic Diaphragm Pump Service Kit OEM
Clear filtersOur Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don’t worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitve pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.

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Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.

William G. –
Received the connectors and cables quickly. All items were as described.