MOS 77L Petroleum Laboratory Specialist
The laboratory petroleum specialist supervises or conducts laboratory tests on petroleum, oils, and lubricants (POL) products. Duties for MOS 77L at each level of skill are:
a. Major duties.
(1) MOSC 77L1O. Receives samples and conducts tests on petroleum products. Reports findings in accordance with ASTM test methods. Evaluates test results with specification requirements and makes recommendations regarding product disposition. Applies fire prevention and safety control procedures in handling volatile POL products.
(2) MOSC 77L2O. Identifies sources and types of contamination and deterioration and makes recommendations for reclamation and disposition. Furnishes required quality surveillance reports to higher headquarters. Performs organizational and preventive maintenance and calibration on laboratory equipment. Performs fire and safety inspections.
(3) MOSC 77L3O. Plans and organizes petroleum laboratory activities. Establishes files and technical references and specifications. Prepares and reviews administrative and technical reports. Supervise all supply activities, coordinates activities with POL storage and distribution. Assists in establishment and supervision of quality surveillance programs. Ensures adherence to laboratory fire and safety procedures. Applies principles of Occupational Health and Safety Act and EPA regulations for possible violations of environmental control laws.
(4) MOSC 77L4O. Performs staff and advisory duties by assisting and planning quality assurance, surveillance operations, and programs. Makes inspection of contractor facilities to ensure that all provisions of the contract are complied with. Coordinates special testing of POL products, including troubleshooting of differences in results among laboratories.
b. Physical demands rating and qualifications for initial award of MOS.
The petroleum laboratory specialist must possess the following qualifications:
(1) A physical demands rating of heavy.
(2) A physical profile of 211221.
(3) Normal color vision.
(4) A minimum score of 95 in aptitude area ST.
(5) Mandatory formal training or meet the civilian acquired skills criteria listed in AR 601-210.
c. Additional skill identifiers.
(1) P5-Master Fitness Trainer.
(2) 2S-Battle Staff Operations (skill level 3 and above).
(3) 4A-Reclassification Training.
d. Physical requirements and standards of grade.
Physical requirements and SG relating to each skill level are listed in the following tables:
(1) Table 10-77L-1. Physical requirements.
(2) Table 10-77L-2. Standards of grade TOE/MTOE.
(3) Table 10-77L-3. Standards of grade TDA.






