A B C D E F G R   No Slot Width Leg Width Overall Width Long Leg Slot Depth Base Depth Overall Depth   Part No 1 1/32 1/32 7/64 1-1/4 1/8 1/8 1-3/8 NRC-U-6587 2 3/64 3/64 9/64 5/16 3/32 1/16 3/8 NRC-U-6588 3 1/16 3/32 1/4 9/32 3/16 3/32 3/8 1/8 NRC-U-6589 4 3/32 3/64 3/16 3/8 1/8 3/32 15/32 3/32 NRC-U-6590 5 *3/32 3/64 3/16 1/4 5/32 1/16 1/16 3/32 NRC-U-6591