DESCRIPTION COATING DIMENSION QUANTITY ASTM A563 DH HEAVY HEX NUT H.D.G. 1/2" - 13 100,000 ASTM A563 DH HEAVY HEX NUT H.D.G. 5/8" - 11 100,000 ASTM A563 DH HEAVY HEX NUT H.D.G. 3/4" - 10 30,000 ASTM A563 DH HEAVY HEX NUT H.D.G. 1" - 8 10,000 ASTM A194 2H HEAVY HEX NUT H.D.G. 1/2" - 13 100,000 ASTM A194 2H HEAVY HEX NUT H.D.G. 5/8" - 11 100,000 ASTM A194 2H HEAVY HEX NUT H.D.G. 1.3/4" - 8 500 ASTM A194 2H HEAVY HEX NUT BLK 1.1/2" - 8 1,500 ASTM A194 2H HEAVY HEX NUT BLK 1.3/4" - 8 500 HEX NUT GRADE 5 UNC HDG 1/2" - 13 100,000 HEX NUT GRADE 5 UNC HDG 5/8" - 11 100,000 HEX NUT GRADE 5 UNC HDG 3/4" - 10 30,000 HEX NUT GRADE 5 UNC HDG 1.1/8" - 7 2,000 HEX NUT GRADE 5 UNC HDG 1.1/4" - 7 2,000 HEX NUT GRADE 5 UNC HDG 1.1/2" - 6 1,000 HEX NUT GRADE 2 UNC HDG 1/2" - 13 500,000 HEX NUT GRADE 2 UNC HDG 5/8" - 11 200,000 HEX NUT GRADE 2 UNC HDG 3/4" - 10 50,000 HEX NUT GRADE 2 UNC ZP Cr6 + 1/4" - 20 100,000 HEX NUT GRADE 2 UNC ZP Cr6 + 5/16" - 18 100,000 HEX NUT GRADE 2 UNC ZP Cr6 + 3/8" - 16 70,000 HEX NUT GRADE 2 UNC ZP Cr6 + 1/2" - 13 50,000