Product specification summary
- Catalog No. / MFR #
- COS-100
- Product
- Synthetic Compressor Oil ISO 100
- Compressor type
- Rotary
- Base
- Synthetic
- Viscosity grade
- ISO 100
- Service rating
- 8,000 hours
- Size
- 55 gal drum

Rotary synthetic compressor oil, ISO 100
Catalog number COS-100 identifies Lubri-Loy Synthetic Compressor Oil ISO 100. It is a synthetic oil for rotary compressors, rated for 8,000 hours.
This article covers the 55 gal drum. Use the complete COS-100 catalog number, ISO 100 grade and drum size when discussing your order. Check your equipment's lubricant requirements before selecting an oil.
Lubri-Loy quality, blended in the USA since 1949
Lubri-Loy has blended quality lubricants in the USA since 1949. COS-100 is part of its rotary synthetic compressor oil offering.
Buying directly from Lubri-Loy gives you a direct point of contact for questions about this exact compressor oil and your ordering needs.
Buy COS-100 directly from Lubri-Loy
Visit the COS-100 product page on lubriloy.com for direct ordering options for the 55 gal drum.
Reference COS-100 when contacting Lubri-Loy about your order so the inquiry identifies the correct product and package.
View COS-100 Synthetic Rotary Compressor Oil ISO 100, 55 gal drum / COS-100
Frequently asked questions
What is COS-100?
COS-100 is Lubri-Loy rotary synthetic compressor oil in ISO viscosity grade 100, rated for 8,000 hours.
What package does this article cover?
This article covers catalog number COS-100 in a 55 gal drum.
How can I buy this product from Lubri-Loy?
Open the matching Lubri-Loy product page. Use Add to cart or Buy now when available, or Request a quote for quote-only products. Direct orders include free shipping within the US.