# AEO-30-640 Monograde Diesel Engine Oil, 5 Gal

Date: 2026-11-04

Canonical HTML URL: https://lubriloy.com/blog/aeo-30-640-monograde-diesel-engine-oil-5-gal

Engine oils · 2026-11-04

[Buy direct from Lubri-Loy - free shipping: AEO-30-640](https://lubriloy.com/products/aeo-30-640)

Lubri-Loy AEO-30-640 is Monograde Engine Oil - Diesel in a 5 gal size. It belongs to the Monograde Engine Oils - Diesel catalog family and is a factory-order item. Lubri-Loy's commitment to quality continues with lubricants blended in the USA since 1949. Buy directly through the matching AEO-30-640 product page.

[View Monograde Diesel Engine Oil, 5 gal / AEO-30-640](https://lubriloy.com/products/aeo-30-640)

## Product specification summary

- **Catalog No. / MFR #:** AEO-30-640

- **Product:** Monograde Engine Oil - Diesel

- **Catalog family:** Monograde Engine Oils - Diesel

- **Size:** 5 gal

- **Availability:** Factory order

## Identify AEO-30-640 in the 5 gal size

AEO-30-640 identifies this 5 gal product in Lubri-Loy's Monograde Engine Oils - Diesel catalog family.

Keep the complete catalog number and size together when discussing your order. The product links in this article open the matching AEO-30-640 page.

## Quality lubricants blended in the USA since 1949

Lubri-Loy has blended quality lubricants in the USA since 1949. AEO-30-640 is part of that lubricant offering.

Buying directly from Lubri-Loy connects your product questions and order with the company behind the oil.

## Ordering this factory-order product

AEO-30-640 is a factory-order item. Reference AEO-30-640, Monograde Engine Oil - Diesel, 5 gal when contacting Lubri-Loy about an order.

Use that exact catalog number on your purchasing reference to keep the product and size clear.

## Buy AEO-30-640 direct from Lubri-Loy

Open the AEO-30-640 product page on lubriloy.com to buy directly from Lubri-Loy.

The prominent buttons near the top and end of this article link to the matching 5 gal product page.

[View Monograde Diesel Engine Oil, 5 gal / AEO-30-640](https://lubriloy.com/products/aeo-30-640)

## Frequently asked questions

### What is Lubri-Loy AEO-30-640?

AEO-30-640 is Monograde Engine Oil - Diesel in the 5 gal size, within the Monograde Engine Oils - Diesel catalog family.

### Is AEO-30-640 a factory-order item?

Yes. AEO-30-640 is listed as a factory-order item.

Based only on the supplied AEO-30-640 facts: Monograde Engine Oil - Diesel; Monograde Engine Oils - Diesel catalog family; 5 gal size; factory order; item 03690048; and Lubri-Loy quality lubricants blended in the USA since 1949.

[Matching product page](https://lubriloy.com/products/aeo-30-640) · [All product guides](https://lubriloy.com/blog/product-guides)

[Buy direct from Lubri-Loy - free shipping: AEO-30-640](https://lubriloy.com/products/aeo-30-640)

Other ways to buy: [Buy on Motion](https://www.motion.com/products/sku/03690048)