1. Stud material: ASME SA-193 Grade B7 size : 2-1/4"- 8UNC x 11" L quantity: 1 3pcs standard code: 1977 ASME SEC III Sum 1977 ADDENDA CLASS 2 2. Nut （Heavy Hex on the Nut.） material: ASME SA-194 Grade 7 size : 2-1/4"- 8UNC quantity: 20 pcs standard code: 1977 ASME SEC III Sum 1977 ADDENDA CLASS 2