The Lewco W-440-LP is built on carefully selected alloy steels chosen to resist fatigue, corrosion and wear, and is factory-rated to 2816 PSI maximum working pressure at 320 SPM. DLSY stocks 242 items for this model, including 26 liner and 49 piston part numbers — zirconia and Grayloy liners, dual-duro pistons and liner seals, many cross-referenced to Southwest aftermarket numbers. We export under HS code 84139100 to Canada, the United States and international oil & gas markets.
FAQ
What replacement parts does DLSY stock for the Lewco W-440-LP?
We stock 242 distinct items for the W-440-LP, including 26 liner part numbers and 49 piston part numbers — zirconia and Grayloy liners, dual-duro pistons and liner seals among them.
Which liner sizes does DLSY carry for the W-440-LP?
Our stocked range includes zirconia liners in 4 in, 4-1/4 in, 4-1/2 in, 4-3/4 in, 5 in, 5-1/4 in, 7-1/4 in and 7-1/2 in, a Grayloy 8 in liner, and liner seals in 5 in, 5-1/4 in, 5-1/2 in and 5-3/4 in — many cross-referenced to Southwest aftermarket numbers for the 12T-1600, 9T1000, F-1600 and E-2200.
What are the factory pressure ratings of the Lewco W-440-LP?
Per the factory data, maximum working pressure is 2816 PSI at a rated speed of 320 SPM. By liner size: 3.5 in liners allow 2816 PSI, 4 in allow 2169 PSI, 4.5 in allow 1710 PSI, 5 in allow 1479 PSI, 5.5 in allow 1222 PSI and 6 in allow 1027 PSI.
What piston types are available for the W-440-LP?
Our piston range for this pump runs to 49 part numbers, including dual-duro designs such as the 7-3/4 in dual-duro piston cross-referenced to the Southwest aftermarket line for the E-2200.
Do you ship Lewco W-440-LP parts to North America?
Yes. We export W-440-LP parts to Canada, the United States and other international oil & gas markets under HS code 84139100.