Briggs 7421 Color:Special Vanilla Lid P/N: 7401 or 7401-40

Lid P/N: 7401 or 7401-40 or 7401

Lid P/N: 735036

Lid Size: 18" x 9

Tank P/N: 4485 & 4486 & 4985 & 4986

Note: This tank lid has a small 1/2" diameter hole in the middle of the top

Briggs 7421 Color:Special Vanilla Lid P/N: 7401 or 7401-40Manufacturer: BRIGGS Lid P N: 7421 Lid Size: 20. 25" x 8. 75" Tank P N: 4425 & 4426 & 4428 & 4920 & 4928 & 4930 & 4950 & 4730 & 4718 & 5930 Tank Size: 19" x 7. 75" There are many variations of the 7421 tank lid, including but not limited to Briggs 7421 R, 7421 2R, 7421 A IIB, Briggs R 7421, etc. They are interchangeable. There were manufacturing changes over the life of the product but the lid bottoms will work from one tank to another.