A prior section 6159, added Pub. L. 85–56, title XXII, § 2201(31)(C), June 17, 1957, 71 Stat. 161, provided for a pension to disabled naval enlisted personnel serving 20 years or more, equal to one-half the pay of enlisted man’s rating at the time of his discharge, prior to repeal by Pub. L. 91–482, § 1(a), Oct. 21, 1970, 84 Stat. 1082.

Provisions similar to those in this section were contained in section 2575 of Title 50, War and National Defense, prior to repeal by Pub. L. 119–60, § 3111(b)(1).

2025—Pub. L. 119–60, § 3111(d)(2)(B), realigned margins.