Attachment 4: FUEL SPECIFICATIONS

Prescribed by: eSOP
4155.05-001
Sponsor: J3

SUPPLEMENTAL QUALITY ASSURANCE PROVISION (SQAP)

REVISIONS

REV

DESCRIPTION

DATE

ENERGY QAP C16.67-2

C16.67-2

DIESEL FUEL SPECIFICATION (SFD) (PCS) (FEB 2026)

APPROVED

02/19/2026

National Stock Number:

Product Nomenclature:

DLA Energy Product Code:

9140-01-556-9156

Diesel Fuel

SFD

(a) PRODUCT REQUIREMENTS: Product shall conform to the latest revision of commercial specification EN 590.

(b) SPECIFICATION MODIFICATIONS:

(1) PROPERTIE: Product shall be visually free of undissolved water, sediment, and suspended matter. Product classification is shown above. Maximum sulfur content, as stated in EN 590, is 10 mg/kg (0.0010 wt%).

(c) FOR LOCATIONS IN KOSOVO:

(1) TESTING REQUIREMENTS:

(i) The latest revision of the following additional tests shall be performed, and results reported:

(A) Color: ISO 2049/ASTM D1500

(B) Acid Number: ISO 6618/ASTM D974
(ii) WATER TESTING REQIRMENTS: In addition to the EN 590 specification requirement for water content of 200 mg/kg or ppm (0.0200 wt%) maximum, and particulate content of 24 mg/kg or ppm (0.0024 wt%) maximum, the diesel fuel shall have a maximum haze rating of 2 when tested in accordance with ASTM D4176, Procedure 2. In case of dispute, the haze rating shall be determined at 25 °C (77 °F) with a maximum haze rating of 2 and shall contain no more than 24 mg/kg (0.0024 wt%) sediment and no more than 200 mg/kg (0.0200 wt%) water.

(2) SEASONAL REQUIREMENTS:

(i) Diesel during the summer months, May 1st to September 30th, shall comply with Grade A of Table 2 in EN 590. (ii) Diesel during winter months, October 1 to April 30th, shall comply with the Class 1 limits set in Table 3 of EN 590. (d) FOR LOCATIONS IN AFGHANISTAN: Diesel fuel delivered to all locations in Afghanistan shall meet the Grade E, - 15° C maximum cold filter plugging point, as detailed in EN 590 Section 5.6.1, Table 2 - Climate Related Requirements and Test Methods - Temperate Climates.
(e) FOR ALL LOCATIONS: Written exception(s) or deviation(s) must be submitted to DLA Energy contracting officer if the Contractor is unable to meet any of the characteristic requirements of the above listed specification(s). Exception(s) and/or deviation(s) must state the reason why the contractor is unable to meet requirements, if this will be for the entirety of the performance period, if it is source specific, the Contractor's course of action on how they plan on resolving this issue, and any proposed changes to specification requirement limit(s) for that product.