Product Search › 1-1/2 - 18 UNEF 1TP1.5018 Image 1 of 1 1-1/2 - 18 UNEF 1TP1.5018 $440.00 Part identification and A, B, C, and D dimensions listed within the product selection. Dimension reference image below. Quantity: Add To Cart Added! Part identification and A, B, C, and D dimensions listed within the product selection. Dimension reference image below.