Lieutenant Commander, two stripes one-half of an inch wide with one stripe one-quarter of an inch wide between them, the stripes being set one-quarter of an inch apart.
Lieutenant, two stripes one-half of an inch wide set one-quarter of an inch apart.
Lieutenant Junior Grade, one stripe one-half of an inch wide with one stripe one-quarter of an inch wide set one-quarter of an inch above it.
Ensign, one stripe one-half of an inch wide.
The sleeve stripes for Chief Boatswain, Chief Gunner, Chief Machinist, Chief Carpenter, Chief Sailmaker, Chief Pay Clerk and Chief Pharmacist of the rank of Lieutenant Junior Grade or Ensign are of the same number and widths as those prescribed for Lieutenants Junior Grade or Ensign, except that when made of gold they are woven with dark blue silk thread for widths of one-half inch at intervals of two inches.
The Corps or branch of the service to which the officer belongs is indicated in connection with the rank stripes on the sleeves as follows:
All Line Officers wear a star embroidered in gold, one and one-eighth inches in diameter, on the outside of each sleeve of the special full dress coat, frock coat, evening dress coat and blue service coat, one quarter of an inch above the rank stripes.
For Line Officers of the Naval Militia the gold star is surrounded by a gold circle one and three-eighths inches in diameter.
Staff Officers wear the same sleeve rank stripes as those worn by the Line Officers of the same rank but they do not wear the gold star. The Corps to which Staff Officers belong is indicated by bands of colored cloth around the sleeves filling the intervals between the gold rank stripes, the colors and material of the stripes for the different corps being as follows:
- Medical Officers—dark maroon velvet.
- Pay Officers—white cloth.
- Professors of Mathematics—olive green cloth.
- Naval Constructors—dark violet cloth.
- Civil Engineers—light blue velvet.
- Medical Reserve Officers—crimson cloth.
- Dental Officers—orange colored velvet.