Mil-spec 
Tectyl · 12845
Tectyl 930E2
Tectyl 930E2 is a dual-purpose internal combustion engine oil and corrosion preventive specifically formulated for new and rebuilt engines.
- Solvent free
- Mil-spec
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About Tectyl 930E2
Tectyl 930E2 is a dual-purpose internal combustion engine oil and corrosion preventive specifically formulated for new and rebuilt engines. It’s approved under Military Specification MIL-PRF-21260E, Grade 30 with QPL Reference Number MP-433, replacing the earlier Tectyl 930E formulation.
Chemical Composition
The formulation includes precisely controlled amounts of:
- Sulfur (0.723% mass)
- Phosphorous (0.114% mass)
- Calcium (0.291% mass)
- Zinc (0.189% mass)
- Nitrogen (0.092% mass)
- Trace magnesium (0.001% mass)
Availability
Available in:
- 55-gallon drums (NSN: 9150-00-111-0210)
- 5-gallon pails (NSN: 9150-00-111-0209)
Tectyl 930E2 represents a specialized solution for both operational lubrication and corrosion prevention in military and industrial engine applications, with particular value for equipment requiring extended storage or transportation protection.
Used in
Military
Key features
- Dual Functionality: Serves as both a preservative coating and operational engine oil
- Military Specification: Meets MIL-PRF-21260E, Grade 30 requirements
- Compatibility: Works with lubricating oils qualified under MIL-PRF-21260E, MIL-PRF-2104, and MIL-L-46152E
- Extended Protection: Provides up to 5 years of protection during indoor storage or covered shipment
- Versatile Application: Suitable as factory fill and break-in oil for all new and rebuilt engines
- Appearance
- Oily and translucent film
- Density
- 7.44 lbs/gallon (887 g/L)
- Specific gravity
- 0.887 (range: 0.893-0.898)
- Flash point
- 228°C (442°F)
- Pour point
- -39°C (-38°F)
- Viscosity @ 100°C
- 10.47 cST
- Viscosity @ 40°C
- 79.9 cST
- Viscosity index
- 115
- Dry film thickness
- 0.4 mils (10 microns)
- Theoretical coverage
- 4,010 sq.ft/gallon (98.4 sq.meters/L)
- Preservative coatingProtects engine parts during covered shipment and indoor storage
- Operational engine oilCan be used as factory fill and break-in oil for new and rebuilt engines
- Long-term protectionSuitable for diesel generators (specifically mentioned for Cummins HPI Fuel System-equipped units) stored or inactive for 24-60 months
- Application methods: TECTYL 930E2 is formulated to be used as supplied. Ensure uniform consistency prior to use. Continued stirring is generally not required. If the product thickens due to cold storage or loss of solvent during use, contact Daubert Chemical Company. DO NOT THIN TECTYL 930E2. Incorrect thinning will affect film build, dry time and product performance. Daubert Chemical Company recommends that the ambient and product temperature be 50 - 95F (10 - 35C) at time of application.
- Should be used as supplied (no thinning required)
- Ensure uniform consistency prior to use
- Recommended application temperature: 50-95°F (10-35°C)
- Can remain in service until the first scheduled oil change specified by the engine manufacturer
- Tectyl HPS solventborne thinner
- Vapor degreasing
- Hot alkaline wash
- Low pressure steam
- Normal dry cleaning procedures for fabric removal
All documents are also in the SDS & technical data library.
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