Product Search › 1/8 - 27 NPT PTP1227 Image 1 of 1 1/8 - 27 NPT PTP1227 $250.00 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.