TRICO Closed System Oiler: 4 oz Capacity, Glass, 1" Thread Size
The TRICO Closed System Oiler (MPN 31825) is a glass, NPT-type closed constant-level oiler with a 4 oz capacity and a 1" mounting thread size. This product is part of 3G Electric's curated industrial solutions, where…
SKU 3G-OTH-591657
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Product Description
The TRICO Closed System Oiler (MPN 31825) is a glass, NPT-type closed constant-level oiler with a 4 oz capacity and a 1" mounting thread size. This product is part of 3G Electric's curated industrial solutions, where we interpret customer demand and deliver genuine equipment across 14 departments — with specialist depth in combustion, pumps, and controls as an authorised distributor for brands like TRICO, Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.
Frequently Asked Questions
What is a TRICO closed system oiler used for?
A TRICO closed system oiler maintains a constant oil level in bearing housings, gearboxes, and pumps. It automatically replenishes oil as needed, preventing dry starts and over-lubrication. This glass, NPT-type unit with 4 oz capacity suits industrial machinery requiring reliable, low-maintenance lubrication.
What are the specifications of the TRICO 31825 oiler?
The TRICO 31825 is a closed constant-level oiler with a 4 oz capacity, glass reservoir, and 1" NPT mounting thread. It uses a 1" thread size and is designed for NPT mounting. This model is part of TRICO's lineup for industrial lubrication systems.
Where to buy a TRICO closed system oiler worldwide?
3G Electric supplies the TRICO closed system oiler (MPN 31825) worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine TRICO equipment and support across 14 departments, including specialist expertise in pumps and controls.
How to install a TRICO closed constant-level oiler?
Install the TRICO oiler by threading it into a 1" NPT port on the equipment reservoir. Ensure the oiler is vertical and the vent is open for proper operation. Fill with recommended oil to the indicated level. For best results, consult the equipment manual and verify compatibility with your lubricant.
Used in
Common applications for TRICOTRICO Products
3G Electric supplies TRICO closed constant-level oilers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.


