Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI
Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI
Fast Delivery
Free returns
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Returns
Returns
We accept returns within 30 days of delivery. Items must be unworn, unwashed, and returned with original tags attached.
Care Instructions
Care Instructions
To preserve the beauty of your dress, we recommend gentle hand washing or dry cleaning. Do not bleach. Hang or lay flat to dry. Steam or iron on low heat if needed.
Shipping
Shipping
Orders are processed within 1–3 business days.
- Standard Shipping: 5–9 business days — $3.95
- Express Shipping: 4–7 business days — $9.95
Delivery times are estimates and may vary depending on your location. Tracking information will be provided once your order has been shipped.
Our air-operated double diaphragm pump is engineered for high-performance transfer of petroleum, diesel, oil, and low-viscosity fluids. Built with premium nitrile diaphragms, this pump ensures durability, corrosion resistance, and long-lasting operation, even in demanding industrial environments.
Key Features & Benefits:
Premium Nitrile Diaphragms – Resistant to wear, chemicals, and abrasion, ensuring extended lifespan. Handles temperatures up to 150°F (66°C) and pressures up to 120 PSI.
High Flow Efficiency – Delivers a maximum flow rate of 140 GPM (75 GPM standard) with a max head lift of 275.6 ft (84 m), making it ideal for fast fluid transfer.
Leak-Proof & Sturdy Construction – The aluminum alloy housing provides corrosion resistance, while bolted seams ensure a secure, leak-free operation.
Optimized Air Performance – Features a 1/2" FNPT air inlet and 2" inlet/outlet ports for smooth operation. The double-acting glyd ring seal enhances air efficiency.
Low Pulsation Design – Equipped with a stainless steel modular air valve for smooth, rapid changeover, reducing downtime and improving productivity.
Wide Industrial Applications:
This diaphragm transfer pump is perfect for handling:
Petroleum, diesel, waste oil, and hydraulic fluids
Alcohol, detergents, and beverages
Chemicals, coatings, and water treatment
Ideal for industries like oil & gas, mining, metallurgy, automotive, and printing, this pump ensures reliable, efficient fluid transfer in harsh conditions.

what our customers say about us
4.9
Based on 100+ Reviews
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EEmily R.Verified BuyerPerfect for a summer weddingI wore this to my cousin's wedding and felt amazing all day. The fit was exactly as expected, and I received so many compliments. I ordered my usual size S.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 23 2
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OOlivia H.Verified BuyerBeautiful dressReally happy with this purchase. I only wish I had steamed it before trying it on because it arrived with a few wrinkles from shipping.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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SSarah T.Verified BuyerSo flatteringI have a hard time finding dresses that fit my waist properly, but this one was perfect. Very comfortable to wear for several hours.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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CChloe W.Verified BuyerWorth every dollarThe quality surprised me. The material has a nice weight and doesn't feel see-through at all. I'll definitely order another style.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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AAmanda K.Verified BuyerEngagement photo approvedBought this for our engagement photos and couldn't be happier. It looked beautiful in natural light and fit perfectly.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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NNicole B.Verified BuyerRuns slightly roomyI was between sizes and ordered the larger one. It still looked great, but I probably could have gone with my usual size.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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HHannah C.Verified BuyerComfortable all eveningWore this to a formal dinner and didn't have to adjust it once. It stayed comfortable from start to finish.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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MMegan L.Verified BuyerLove the qualityBeautiful stitching and a really elegant design. It feels much more expensive than it actually is.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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RRachel S.Verified BuyerTrue to sizeI followed the size chart and ordered a Medium. It fit exactly the way I wanted.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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AAshley D.Verified BuyerReceived so many complimentsEveryone kept asking where I bought this dress. It's simple, elegant, and easy to accessorize.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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LLauren P.Verified BuyerVacation favoritePacked this for my trip to Italy and wore it twice. It's lightweight, comfortable, and photographs beautifully.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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BBrittany G.Verified BuyerLovely dressThe zipper was a little stiff the first time, but after wearing it once everything worked perfectly. Overall, I'm very happy.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0
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KKayla N.Verified BuyerHelpful customer serviceI wasn't sure which size to buy, so I contacted support first. They recommended a Small, and it fit perfectly.Air-Operated Double Diaphragm Pump, Nitrile Diaphragm for Oil, Diesel & Petroleum Transfer – 120 PSI Was this helpful? 0 0