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SPM-SEP-3165 Compressor Air/Oil Separator Element, 272 x 365 mm, photo 1
SPM-SEP-3165 Compressor Air/Oil Separator Element, 272 x 365 mm, photo 2
SPM-SEP-3165 Compressor Air/Oil Separator Element, 272 x 365 mm, photo 3

SPM-SEP-3165 Compressor Air/Oil Separator Element, 272 x 365 mm

$143.20 USD
  • SKU: SPM-SEP-3165
  • Availability: in stock Many in stock Out of stock In-stock at manufacturer. Please add 5-10 days to shipping time
  • Weight: 2.75 kg (6.06 lb)
Keep a spare: buy 2 and the second one is 5% off ($136.04)
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Sullair 250042-862 is the air/oil separator element used on Sullair LS12 and LS16 rotary screw compressors (LS12-50, LS16-75). It is the secondary element and works with the primary element Sullair 250034-116. This aftermarket air/oil separator element is 272 mm (10.71 in) across the flange, 43 mm inside and 365 mm (14.37 in) high.

The separator strips the fine oil mist out of the compressed air leaving the oil tank, so the oil stays in the compressor and the air going to the line is clean. Every element is checked against the part number before it ships, and every order is covered by our 30 day money back guarantee, worldwide delivery and price beat guarantee. Technical properties & cross references
Specifications
Part Type Compressor air/oil separator element
Replaces Sullair 250042-862
Fits Sullair LS12-50, Sullair LS16-75
Flange Diameter 272 mm (10.71 in)
Inside Diameter 43 mm (1 11/16")
Height 365 mm (14.37 in)
Design Flanged drop-in element with gaskets
Stat. HS-Code 842139
Country of Manufacture China
Compatible equipment
Sullair
LS12-50LS16-75
Cross references
Brand Code
Spare Part Mart SPM-SEP-3165
Sullair 250042-861
Sullair 250042-862

Price beat guarantee

We check what other aftermarket sellers charge for this same part. Their prices on the date we checked:

Seller Price Checked
eBay (4 aftermarket sellers) USD 179.00 to 250.00 9 Oct 2026
Air Compressor Services USD 192.00 9 Oct 2026
FilterFinder Online USD 260.00 9 Oct 2026
Spare Part Mart USD 143.20 Today

Our price of USD 143.20 is 20% to 45% less than these sellers.

Found this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our Price Beat Guarantee. Every order is also covered by our 30 day money back guarantee.

Use cases & applications

Scheduled compressor service
Change the separator at the interval on the compressor's maintenance schedule, and sooner if oil carry-over rises or the separator pressure drop gets high.

Breakdown spares
Keep one on the shelf so a blocked air/oil separator element does not leave a Sullair compressor standing while parts are ordered.

Workshop and fleet stock
Hire fleets and workshops servicing several Sullair compressors can stock the element by its part number.

Frequently asked questions

Is this a genuine Sullair 250042-862?

No. It is an aftermarket air/oil separator element made to replace the Sullair 250042-862. It is not made by or affiliated with Sullair, and the part number is used only to show what it replaces.

Will it fit my compressor?

It replaces the element numbered 250042-862 (also written 250042862) on Sullair LS12 and LS16 rotary screw compressors. Check the number on the old element or in the compressor's parts list, or measure it: this one is 272 mm (10.71 in) across the flange, 43 mm inside and 365 mm (14.37 in) high.

When should I change the separator?

Change the separator at the interval on the compressor's maintenance schedule, and sooner if oil carry-over rises or the separator pressure drop gets high.

How do I fit it?

Stop the compressor and let all the pressure out of the oil tank. Take the cover off the separator tank, lift out the old element and clean both sealing faces. Fit the new element with new gaskets, keep the earthing staple in place against the gasket, refit the cover and tighten the bolts evenly in a cross pattern. Run the compressor and check for leaks.

Do you ship to my country?

Yes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our 30 day money back guarantee and price beat guarantee.

Images and data are used as a guide and are deemed reliable to Spare Part Mart. Product may appear differently (e.g. colour) but will be as per the specs above. All cross references are deemed reliable to our knowledge. We encourage you to double check before ordering.

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