The B&G Brass Fan Tip – Part 8004 has a flow rate of 0.4 gal per minute, which is 51.2 oz per minute. The smallest pin stream opening on the B&G standard 4-way tip is only 4.5 oz per minute, or 0.035 gal per minute. The fan tip openings on the 4-way tip are 8 oz/min and 17 oz/min.
Per B&G the flow rate on the B&G Brass Fan Tip - Part 8004 will be 4/10ths of a gallon per minute.