73 (5 47/64) in 146 mm Outside Diameter 7

and 4 Valve O-Rings (9910-620030)

Head is 1-1/2" square x 1/2" thick

for 3/4" connection for engine heaters

It has a spool on the end of it that allows it to flow correctly which moves back and forth with turns to make row markers drop in the correct position

SHOP MANUAL FOR FORD TRACTOR 442-033200341 73 (5 47/64) in 146I&T Shop Service Manual provides all the information needed to service Ford Models 1120, 1220, 1320, 1520, 1720, 1920, & 2120 Farm Tractors Has step by step procedures and illustrations. Fits Ford Tractor: 1120, 1220, 1320, 1520, 1720, 1920, 2120 Ford New Holland Tractor: 1120, 1220, 1320, 1520, 1720, 1920, 2120