TRICO Color Coded Grease Zerk Caps: 1/4"-28 Thread Size, Yellow
The TRICO Color Coded Grease Zerk Cap (MPN 37020) is a plastic dust cap for grease fittings with a 1/4"-28 thread size, available in yellow. This cap protects fittings from contaminants, supporting maintenance across…
SKU 3G-OTH-593024
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Product Description
The TRICO Color Coded Grease Zerk Cap (MPN 37020) is a plastic dust cap for grease fittings with a 1/4"-28 thread size, available in yellow. This cap protects fittings from contaminants, supporting maintenance across 14 industrial departments — and we supply far more than is listed. Our specialist depth in combustion, pumps and controls, as an authorised distributor for brands like FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke, ensures we interpret your demand and deliver the right solution.
Frequently Asked Questions
What is the TRICO Color Coded Grease Zerk Cap used for?
The TRICO Color Coded Grease Zerk Cap (MPN 37020) is a plastic dust cap that protects grease fittings from dirt, debris, and moisture. It is used in industrial maintenance across 14 departments to extend equipment life and prevent contamination in lubrication points.
What are the specifications of the TRICO 37020 grease zerk cap?
The TRICO 37020 is a yellow plastic dust cap with a 1/4"-28 thread size. It is designed for grease fittings and is made from durable plastic. The manufacturer part number is 37020, and it is a color-coded cap for easy identification in maintenance applications.
Where to buy TRICO grease zerk caps worldwide?
3G Electric supplies TRICO grease zerk caps worldwide. As a global industrial solutions provider, we handle logistics, customs, and delivery to your location. Contact us to source the TRICO 37020 or other industrial parts across 14 departments.
How to install a TRICO grease zerk cap?
To install a TRICO grease zerk cap, simply thread it onto the 1/4"-28 grease fitting by hand until snug. Do not overtighten. Ensure the fitting is clean before installation. The cap protects the fitting from contaminants during operation or storage.
Used in
Common applications for TRICOTRICO Products
3G Electric supplies TRICO dust caps for grease fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









