(a) The ends of the belt shall be fitted with approved heavy forged or cast metal safety terminals of brass, or other approved durable corrosive-resistive materials. If cast they shall be properly annealed.
(b) Safety belt terminals shall have slots not less than 4 inches long. The slots shall be 1/2 inch wide and that portion of the slot which passes over the anchor head shall be 7/16 inch deep by 1 inch wide and shall have an approved catch to prevent the automatic or accidental release of the terminal.
(c) Right angle sections of terminals shall have 1/8 inch radius fillets in all inside corners.
(d) All other metal parts, fittings, rivets and thimbles shall be of the same strength and specifications as the safety terminals.