PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FL2Fuel Oil,burner

Dla Energy Dba Dla Energy · NSN 9140-01-546-1786 · FSC 9140 · No Item Name Available
Verified by PartsTable
NSN 9140-01-546-1786 — this item is cataloged by the U.S. Government under National Stock Number 9140-01-546-1786. Primary manufacturer part number: FL2.
Features
  • Fuel Oil,burner — FSC 9140
  • Viscosity at Rated Temp: 3.40 MAXIMUM 40 DEG CELSIUS AND 1.90 MINIMUM 40 DEG CELSIUS
  • Maximum Sulphur Content Percentage by Weight: 0.05
  • Density Temp: 15.0 CELSIUS DEGC
  • Maximum Carbon Residue Content Percentage by Weight and Test Method: 0.35
  • Supply Classification: BULK
  • Distillation Point Percentage at Maximum Temp: 282 DEGREES C MINIMUM AND 338 DEGREES C MAXIMUM AT 90 PERCENT RECOVERY
  • Fuel Grade Classification: FUEL OIL NO. 2
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuel Oil,burner, cataloged under National Stock Number 9140-01-546-1786, is classified within Federal Supply Class 9140 (No Item Name Available) of the Fuels, Lubricants, Oils, and Waxes group. The primary manufacturer of record is Dla Energy Dba Dla Energy. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9140-01-546-1786
Primary Part NumberFL2
Item NameFuel Oil,burner
FSC / FSG9140 / 91 — No Item Name Available
ManufacturerDla Energy Dba Dla Energy
StatusACTIVE
Viscosity at Rated Temp3.40 MAXIMUM 40 DEG CELSIUS AND 1.90 MINIMUM 40 DEG CELSIUS
Maximum Sulphur Content Percentage by Weight0.05
Density Temp15.0 CELSIUS DEGC
Maximum Carbon Residue Content Percentage by Weight and Test Method0.35
Supply ClassificationBULK
Distillation Point Percentage at Maximum Temp282 DEGREES C MINIMUM AND 338 DEGREES C MAXIMUM AT 90 PERCENT RECOVERY
Fuel Grade ClassificationFUEL OIL NO. 2
Mandatory AdditivePRODUCT MUST CONTAIN VISIBLE EVIDENCE OF RED DYE 164, WHICH IS COMPOSED OF ALKYL DERIVITIVES OF AZO BENZENE/AZO NAPHTHOL (EXCEPT ALASKA)
Maximum Pour Point-6.0 CELSIUS DEGC
Minimum Flash Point and Test Method38.0 CELSIUS PENSKY-MARTENS CLOSED CUP DEGC
Criticality Code JustificationCLFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9140-00-247-4354 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4358 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4359 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4360 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4361 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4362 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4363 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4364 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4365 INTERCHANGEABLE
Fuel Oil,burner
9140-00-247-4366 INTERCHANGEABLE
Fuel Oil,burner
Cross-Reference Index
Part NumberManufacturer
FL2 Dla Energy Dba Dla Energy (USA)
ASTM D396 American Society for Testing and Materials Dba Astm International (USA)
Related Parts
9140-00-247-4354INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4358INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4359INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4360INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4361INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4362INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4363INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4364INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4365INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4366INTERCHANGEABLE
FUEL OIL,BURNER
9140-00-247-4367INTERCHANGEABLE
FUEL OIL,BURNER
2940-00-403-0100INTERCHANGEABLE
FILTER ELEMENT,FLUID
51049

Frequently Asked Questions

What is NSN 9140-01-546-1786?

NSN 9140-01-546-1786 is a Fuel Oil,burner, manufactured by Dla Energy Dba Dla Energy, classified under FSC 9140 (No Item Name Available). Status: active.

What are the part numbers for NSN 9140-01-546-1786?

NSN 9140-01-546-1786 has 2 cross-referenced part numbers: FL2 (Dla Energy Dba Dla Energy), ASTM D396 (American Society for Testing and Materials Dba Astm International).

What NSN replaces 9140-01-546-1786?

There are 12 known substitutes for 9140-01-546-1786: 9140-00-247-4354, 9140-00-247-4358, 9140-00-247-4359 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FL2?

Key specifications for FL2: Viscosity at Rated Temp: 3.40 MAXIMUM 40 DEG CELSIUS AND 1.90 MINIMUM 40 DEG CELSIUS; Maximum Sulphur Content Percentage by Weight: 0.05; Density Temp: 15.0 CELSIUS DEGC; Maximum Carbon Residue Content Percentage by Weight and Test Method: 0.35. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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