New Flat Back Style Headlight Ring Clamp with Mounting Screw for International and IH Farmall Cub (up to serial number 210000), Cub LoBoy (up to serial number 10000), Super A (Late; 1951 and up), Super C (1951 and up), Super H, Super M, Super MD, Super MDTA, Super MDV, Super MTA, Super W4, Super W6, Super WD6 (SN: 3951 and up), Super W6TA, Super W9, Super WD6TA, Super WD9, WR9S, 100, 130, 200, 230, 300, 330, 350, 400, 450 tractors.
IH Wheatland Tractors: 400, 450.
Replaces Case IH headlight ring clamp part number 358891R91.
This style light assembly this clamp ring fits is also referred to a "pancake style" light due to its flattened back. This style of light is shown in the last picture for reference only.